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pcre2/testdata/testinput6

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Add more tests.
2014-08-03 19:50:08 +02:00
# This set of tests check the DFA matching functionality of pcre2_dfa_match(),
# excluding UTF and Unicode property support. All matches are done using DFA,
# forced by setting a default subject modifier at the start.
#forbid_utf
#subject dfa
/abc/
abc
/ab*c/
abc
abbbbc
ac
/ab+c/
abc
abbbbbbc
*** Failers
ac
ab
/a*/no_auto_possess
a
aaaaaaaaaaaaaaaaa
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\=ovector=10
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\=dfa_shortest
/(a|abcd|african)/
a
abcd
african
/^abc/
abcdef
*** Failers
xyzabc
xyz\nabc
/^abc/m
abcdef
xyz\nabc
*** Failers
xyzabc
/\Aabc/
abcdef
*** Failers
xyzabc
xyz\nabc
/\Aabc/m
abcdef
*** Failers
xyzabc
xyz\nabc
/\Gabc/
abcdef
xyzabc\=offset=3
*** Failers
xyzabc
xyzabc\=offset=2
/x\dy\Dz/
x9yzz
x0y+z
*** Failers
xyz
xxy0z
/x\sy\Sz/
x yzz
x y+z
*** Failers
xyz
xxyyz
/x\wy\Wz/
xxy+z
*** Failers
xxy0z
x+y+z
/x.y/
x+y
x-y
*** Failers
x\ny
/x.y/s
x+y
x-y
x\ny
/(a.b(?s)c.d|x.y)p.q/
a+bc+dp+q
a+bc\ndp+q
x\nyp+q
*** Failers
a\nbc\ndp+q
a+bc\ndp\nq
x\nyp\nq
/a\d\z/
ba0
*** Failers
ba0\n
ba0\ncd
/a\d\z/m
ba0
*** Failers
ba0\n
ba0\ncd
/a\d\Z/
ba0
ba0\n
*** Failers
ba0\ncd
/a\d\Z/m
ba0
ba0\n
*** Failers
ba0\ncd
/a\d$/
ba0
ba0\n
*** Failers
ba0\ncd
/a\d$/m
ba0
ba0\n
ba0\ncd
*** Failers
/abc/i
abc
aBc
ABC
/[^a]/
abcd
/ab?\w/
abz
abbz
azz
/x{0,3}yz/
ayzq
axyzq
axxyz
axxxyzq
axxxxyzq
*** Failers
ax
axx
/x{3}yz/
axxxyzq
axxxxyzq
*** Failers
ax
axx
ayzq
axyzq
axxyz
/x{2,3}yz/
axxyz
axxxyzq
axxxxyzq
*** Failers
ax
axx
ayzq
axyzq
/[^a]+/no_auto_possess
bac
bcdefax
*** Failers
aaaaa
/[^a]*/no_auto_possess
bac
bcdefax
*** Failers
aaaaa
/[^a]{3,5}/no_auto_possess
xyz
awxyza
abcdefa
abcdefghijk
*** Failers
axya
axa
aaaaa
/\d*/
1234b567
xyz
/\D*/
a1234b567
xyz
/\d+/
ab1234c56
*** Failers
xyz
/\D+/
ab123c56
*** Failers
789
/\d?A/
045ABC
ABC
*** Failers
XYZ
/\D?A/
ABC
BAC
9ABC
*** Failers
/a+/
aaaa
/^.*xyz/
xyz
ggggggggxyz
/^.+xyz/
abcdxyz
axyz
*** Failers
xyz
/^.?xyz/
xyz
cxyz
/^\d{2,3}X/
12X
123X
*** Failers
X
1X
1234X
/^[abcd]\d/
a45
b93
c99z
d04
*** Failers
e45
abcd
abcd1234
1234
/^[abcd]*\d/
a45
b93
c99z
d04
abcd1234
1234
*** Failers
e45
abcd
/^[abcd]+\d/
a45
b93
c99z
d04
abcd1234
*** Failers
1234
e45
abcd
/^a+X/
aX
aaX
/^[abcd]?\d/
a45
b93
c99z
d04
1234
*** Failers
abcd1234
e45
/^[abcd]{2,3}\d/
ab45
bcd93
*** Failers
1234
a36
abcd1234
ee45
/^(abc)*\d/
abc45
abcabcabc45
42xyz
*** Failers
/^(abc)+\d/
abc45
abcabcabc45
*** Failers
42xyz
/^(abc)?\d/
abc45
42xyz
*** Failers
abcabcabc45
/^(abc){2,3}\d/
abcabc45
abcabcabc45
*** Failers
abcabcabcabc45
abc45
42xyz
/1(abc|xyz)2(?1)3/
1abc2abc3456
1abc2xyz3456
/^(a*\w|ab)=(a*\w|ab)/
ab=ab
/^(a*\w|ab)=(?1)/
ab=ab
/^([^()]|\((?1)*\))*$/
abc
a(b)c
a(b(c))d
*** Failers)
a(b(c)d
/^>abc>([^()]|\((?1)*\))*<xyz<$/
>abc>123<xyz<
>abc>1(2)3<xyz<
>abc>(1(2)3)<xyz<
/^(?>a*)\d/
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa9876
*** Failers
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
/< (?: (?(R) \d++ | [^<>]*+) | (?R)) * >/x
<>
<abcd>
<abc <123> hij>
<abc <def> hij>
<abc<>def>
<abc<>
*** Failers
<abc
/^(?(?=abc)\w{3}:|\d\d)$/
abc:
12
*** Failers
123
xyz
/^(?(?!abc)\d\d|\w{3}:)$/
abc:
12
*** Failers
123
xyz
/^(?=abc)\w{5}:$/
abcde:
*** Failers
abc..
123
vwxyz
/^(?!abc)\d\d$/
12
*** Failers
abcde:
abc..
123
vwxyz
/(?<=abc|xy)123/
abc12345
wxy123z
*** Failers
123abc
/(?<!abc|xy)123/
123abc
mno123456
*** Failers
abc12345
wxy123z
/abc(?C1)xyz/
abcxyz
123abcxyz999
/(ab|cd){3,4}/auto_callout
ababab
abcdabcd
abcdcdcdcdcd
/^abc/
abcdef
*** Failers
abcdef\=notbol
/^(a*|xyz)/
bcd
aaabcd
xyz
xyz\=notempty
*** Failers
bcd\=notempty
/xyz$/
xyz
xyz\n
*** Failers
xyz\=noteol
xyz\n\=noteol
/xyz$/m
xyz
xyz\n
abcxyz\npqr
abcxyz\npqr\=noteol
xyz\n\=noteol
*** Failers
xyz\=noteol
/\Gabc/
abcdef
defabcxyz\=offset=3
*** Failers
defabcxyz
/^abcdef/
ab\=P
abcde\=P
abcdef\=P
*** Failers
abx\=P
/^a{2,4}\d+z/
a\=P
aa\=P
aa2\=P
aaa\=P
aaa23\=P
aaaa12345\=P
aa0z\=P
aaaa4444444444444z\=P
*** Failers
az\=P
aaaaa\=P
a56\=P
/^abcdef/
abc\=P
def\=dfa_restart
/(?<=foo)bar/
xyzfo\=P
foob\=P,offset=2
foobar...\=P,dfa_restart,offset=4
xyzfo\=P
foobar\=offset=2
*** Failers
xyzfo\=P
obar\=dfa_restart
/(ab*(cd|ef))+X/
adfadadaklhlkalkajhlkjahdfasdfasdfladsfjkj\=P,noteol
lkjhlkjhlkjhlkjhabbbbbbcdaefabbbbbbbefa\=P,notbol,noteol
cdabbbbbbbb\=P,notbol,dfa_restart,noteol
efabbbbbbbbbbbbbbbb\=P,notbol,dfa_restart,noteol
bbbbbbbbbbbbcdXyasdfadf\=P,notbol,dfa_restart,noteol
/the quick brown fox/
the quick brown fox
The quick brown FOX
What do you know about the quick brown fox?
What do you know about THE QUICK BROWN FOX?
/The quick brown fox/i
the quick brown fox
The quick brown FOX
What do you know about the quick brown fox?
What do you know about THE QUICK BROWN FOX?
/abcd\t\n\r\f\a\e\071\x3b\$\\\?caxyz/
abcd\t\n\r\f\a\e9;\$\\?caxyz
/a*abc?xyz+pqr{3}ab{2,}xy{4,5}pq{0,6}AB{0,}zz/
abxyzpqrrrabbxyyyypqAzz
abxyzpqrrrabbxyyyypqAzz
aabxyzpqrrrabbxyyyypqAzz
aaabxyzpqrrrabbxyyyypqAzz
aaaabxyzpqrrrabbxyyyypqAzz
abcxyzpqrrrabbxyyyypqAzz
aabcxyzpqrrrabbxyyyypqAzz
aaabcxyzpqrrrabbxyyyypAzz
aaabcxyzpqrrrabbxyyyypqAzz
aaabcxyzpqrrrabbxyyyypqqAzz
aaabcxyzpqrrrabbxyyyypqqqAzz
aaabcxyzpqrrrabbxyyyypqqqqAzz
aaabcxyzpqrrrabbxyyyypqqqqqAzz
aaabcxyzpqrrrabbxyyyypqqqqqqAzz
aaaabcxyzpqrrrabbxyyyypqAzz
abxyzzpqrrrabbxyyyypqAzz
aabxyzzzpqrrrabbxyyyypqAzz
aaabxyzzzzpqrrrabbxyyyypqAzz
aaaabxyzzzzpqrrrabbxyyyypqAzz
abcxyzzpqrrrabbxyyyypqAzz
aabcxyzzzpqrrrabbxyyyypqAzz
aaabcxyzzzzpqrrrabbxyyyypqAzz
aaaabcxyzzzzpqrrrabbxyyyypqAzz
aaaabcxyzzzzpqrrrabbbxyyyypqAzz
aaaabcxyzzzzpqrrrabbbxyyyyypqAzz
aaabcxyzpqrrrabbxyyyypABzz
aaabcxyzpqrrrabbxyyyypABBzz
>>>aaabxyzpqrrrabbxyyyypqAzz
>aaaabxyzpqrrrabbxyyyypqAzz
>>>>abcxyzpqrrrabbxyyyypqAzz
*** Failers
abxyzpqrrabbxyyyypqAzz
abxyzpqrrrrabbxyyyypqAzz
abxyzpqrrrabxyyyypqAzz
aaaabcxyzzzzpqrrrabbbxyyyyyypqAzz
aaaabcxyzzzzpqrrrabbbxyyypqAzz
aaabcxyzpqrrrabbxyyyypqqqqqqqAzz
/^(abc){1,2}zz/
abczz
abcabczz
*** Failers
zz
abcabcabczz
>>abczz
/^(b+?|a){1,2}?c/
bc
bbc
bbbc
bac
bbac
aac
abbbbbbbbbbbc
bbbbbbbbbbbac
*** Failers
aaac
abbbbbbbbbbbac
/^(b+|a){1,2}c/
bc
bbc
bbbc
bac
bbac
aac
abbbbbbbbbbbc
bbbbbbbbbbbac
*** Failers
aaac
abbbbbbbbbbbac
/^(b+|a){1,2}?bc/
bbc
/^(b*|ba){1,2}?bc/
babc
bbabc
bababc
*** Failers
bababbc
babababc
/^(ba|b*){1,2}?bc/
babc
bbabc
bababc
*** Failers
bababbc
babababc
/^\ca\cA\c[\c{\c:/
\x01\x01\e;z
/^[ab\]cde]/
athing
bthing
]thing
cthing
dthing
ething
*** Failers
fthing
[thing
\\thing
/^[]cde]/
]thing
cthing
dthing
ething
*** Failers
athing
fthing
/^[^ab\]cde]/
fthing
[thing
\\thing
*** Failers
athing
bthing
]thing
cthing
dthing
ething
/^[^]cde]/
athing
fthing
*** Failers
]thing
cthing
dthing
ething
/^\<5C>/
<20>
/^<5E>/
<20>
/^[0-9]+$/
0
1
2
3
4
5
6
7
8
9
10
100
*** Failers
abc
/^.*nter/
enter
inter
uponter
/^xxx[0-9]+$/
xxx0
xxx1234
*** Failers
xxx
/^.+[0-9][0-9][0-9]$/
x123
xx123
123456
*** Failers
123
x1234
/^.+?[0-9][0-9][0-9]$/
x123
xx123
123456
*** Failers
123
x1234
/^([^!]+)!(.+)=apquxz\.ixr\.zzz\.ac\.uk$/
abc!pqr=apquxz.ixr.zzz.ac.uk
*** Failers
!pqr=apquxz.ixr.zzz.ac.uk
abc!=apquxz.ixr.zzz.ac.uk
abc!pqr=apquxz:ixr.zzz.ac.uk
abc!pqr=apquxz.ixr.zzz.ac.ukk
/:/
Well, we need a colon: somewhere
*** Fail if we don't
/([\da-f:]+)$/i
0abc
abc
fed
E
::
5f03:12C0::932e
fed def
Any old stuff
*** Failers
0zzz
gzzz
fed\x20
Any old rubbish
/^.*\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/
.1.2.3
A.12.123.0
*** Failers
.1.2.3333
1.2.3
1234.2.3
/^(\d+)\s+IN\s+SOA\s+(\S+)\s+(\S+)\s*\(\s*$/
1 IN SOA non-sp1 non-sp2(
1 IN SOA non-sp1 non-sp2 (
*** Failers
1IN SOA non-sp1 non-sp2(
/^[a-zA-Z\d][a-zA-Z\d\-]*(\.[a-zA-Z\d][a-zA-z\d\-]*)*\.$/
a.
Z.
2.
ab-c.pq-r.
sxk.zzz.ac.uk.
x-.y-.
*** Failers
-abc.peq.
/^\*\.[a-z]([a-z\-\d]*[a-z\d]+)?(\.[a-z]([a-z\-\d]*[a-z\d]+)?)*$/
*.a
*.b0-a
*.c3-b.c
*.c-a.b-c
*** Failers
*.0
*.a-
*.a-b.c-
*.c-a.0-c
/^(?=ab(de))(abd)(e)/
abde
/^(?!(ab)de|x)(abd)(f)/
abdf
/^(?=(ab(cd)))(ab)/
abcd
/^[\da-f](\.[\da-f])*$/i
a.b.c.d
A.B.C.D
a.b.c.1.2.3.C
/^\".*\"\s*(;.*)?$/
\"1234\"
\"abcd\" ;
\"\" ; rhubarb
*** Failers
\"1234\" : things
/^$/
\
*** Failers
/ ^ a (?# begins with a) b\sc (?# then b c) $ (?# then end)/x
ab c
*** Failers
abc
ab cde
/(?x) ^ a (?# begins with a) b\sc (?# then b c) $ (?# then end)/
ab c
*** Failers
abc
ab cde
/^ a\ b[c ]d $/x
a bcd
a b d
*** Failers
abcd
ab d
/^(a(b(c)))(d(e(f)))(h(i(j)))(k(l(m)))$/
abcdefhijklm
/^(?:a(b(c)))(?:d(e(f)))(?:h(i(j)))(?:k(l(m)))$/
abcdefhijklm
/^[\w][\W][\s][\S][\d][\D][\b][\n][\c]][\022]/
a+ Z0+\x08\n\x1d\x12
/^[.^$|()*+?{,}]+/
.^\$(*+)|{?,?}
/^a*\w/
z
az
aaaz
a
aa
aaaa
a+
aa+
/^a*?\w/
z
az
aaaz
a
aa
aaaa
a+
aa+
/^a+\w/
az
aaaz
aa
aaaa
aa+
/^a+?\w/
az
aaaz
aa
aaaa
aa+
/^\d{8}\w{2,}/
1234567890
12345678ab
12345678__
*** Failers
1234567
/^[aeiou\d]{4,5}$/
uoie
1234
12345
aaaaa
*** Failers
123456
/^[aeiou\d]{4,5}?/
uoie
1234
12345
aaaaa
123456
/^From +([^ ]+) +[a-zA-Z][a-zA-Z][a-zA-Z] +[a-zA-Z][a-zA-Z][a-zA-Z] +[0-9]?[0-9] +[0-9][0-9]:[0-9][0-9]/
From abcd Mon Sep 01 12:33:02 1997
/^From\s+\S+\s+([a-zA-Z]{3}\s+){2}\d{1,2}\s+\d\d:\d\d/
From abcd Mon Sep 01 12:33:02 1997
From abcd Mon Sep 1 12:33:02 1997
*** Failers
From abcd Sep 01 12:33:02 1997
/^12.34/s
12\n34
12\r34
/\w+(?=\t)/
the quick brown\t fox
/foo(?!bar)(.*)/
foobar is foolish see?
/(?:(?!foo)...|^.{0,2})bar(.*)/
foobar crowbar etc
barrel
2barrel
A barrel
/^(\D*)(?=\d)(?!123)/
abc456
*** Failers
abc123
/^1234(?# test newlines
inside)/
1234
/^1234 #comment in extended re
/x
1234
/#rhubarb
abcd/x
abcd
/^abcd#rhubarb/x
abcd
/(?!^)abc/
the abc
*** Failers
abc
/(?=^)abc/
abc
*** Failers
the abc
/^[ab]{1,3}(ab*|b)/no_auto_possess
aabbbbb
/^[ab]{1,3}?(ab*|b)/no_auto_possess
aabbbbb
/^[ab]{1,3}?(ab*?|b)/no_auto_possess
aabbbbb
/^[ab]{1,3}(ab*?|b)/no_auto_possess
aabbbbb
/ (?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* # optional leading comment
(?: (?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
|
" (?: # opening quote...
[^\\\x80-\xff\n\015"] # Anything except backslash and quote
| # or
\\ [^\x80-\xff] # Escaped something (something != CR)
)* " # closing quote
) # initial word
(?: (?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* \. (?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* (?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
|
" (?: # opening quote...
[^\\\x80-\xff\n\015"] # Anything except backslash and quote
| # or
\\ [^\x80-\xff] # Escaped something (something != CR)
)* " # closing quote
) )* # further okay, if led by a period
(?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* @ (?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* (?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
| \[ # [
(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff
\] # ]
) # initial subdomain
(?: #
(?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* \. # if led by a period...
(?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* (?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
| \[ # [
(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff
\] # ]
) # ...further okay
)*
# address
| # or
(?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
|
" (?: # opening quote...
[^\\\x80-\xff\n\015"] # Anything except backslash and quote
| # or
\\ [^\x80-\xff] # Escaped something (something != CR)
)* " # closing quote
) # one word, optionally followed by....
(?:
[^()<>@,;:".\\\[\]\x80-\xff\000-\010\012-\037] | # atom and space parts, or...
\(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) | # comments, or...
" (?: # opening quote...
[^\\\x80-\xff\n\015"] # Anything except backslash and quote
| # or
\\ [^\x80-\xff] # Escaped something (something != CR)
)* " # closing quote
# quoted strings
)*
< (?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* # leading <
(?: @ (?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* (?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
| \[ # [
(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff
\] # ]
) # initial subdomain
(?: #
(?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* \. # if led by a period...
(?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* (?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
| \[ # [
(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff
\] # ]
) # ...further okay
)*
(?: (?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* , (?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* @ (?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* (?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
| \[ # [
(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff
\] # ]
) # initial subdomain
(?: #
(?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* \. # if led by a period...
(?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* (?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
| \[ # [
(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff
\] # ]
) # ...further okay
)*
)* # further okay, if led by comma
: # closing colon
(?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* )? # optional route
(?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
|
" (?: # opening quote...
[^\\\x80-\xff\n\015"] # Anything except backslash and quote
| # or
\\ [^\x80-\xff] # Escaped something (something != CR)
)* " # closing quote
) # initial word
(?: (?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* \. (?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* (?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
|
" (?: # opening quote...
[^\\\x80-\xff\n\015"] # Anything except backslash and quote
| # or
\\ [^\x80-\xff] # Escaped something (something != CR)
)* " # closing quote
) )* # further okay, if led by a period
(?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* @ (?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* (?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
| \[ # [
(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff
\] # ]
) # initial subdomain
(?: #
(?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* \. # if led by a period...
(?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* (?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
| \[ # [
(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff
\] # ]
) # ...further okay
)*
# address spec
(?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* > # trailing >
# name and address
) (?: [\040\t] | \(
(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )*
\) )* # optional trailing comment
/x
Alan Other <user\@dom.ain>
<user\@dom.ain>
user\@dom.ain
\"A. Other\" <user.1234\@dom.ain> (a comment)
A. Other <user.1234\@dom.ain> (a comment)
\"/s=user/ou=host/o=place/prmd=uu.yy/admd= /c=gb/\"\@x400-re.lay
A missing angle <user\@some.where
*** Failers
The quick brown fox
/[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
# optional leading comment
(?:
(?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
# Atom
| # or
" # "
[^\\\x80-\xff\n\015"] * # normal
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015"] * )* # ( special normal* )*
" # "
# Quoted string
)
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
(?:
\.
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
(?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
# Atom
| # or
" # "
[^\\\x80-\xff\n\015"] * # normal
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015"] * )* # ( special normal* )*
" # "
# Quoted string
)
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
# additional words
)*
@
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
(?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
|
\[ # [
(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff
\] # ]
)
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
# optional trailing comments
(?:
\.
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
(?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
|
\[ # [
(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff
\] # ]
)
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
# optional trailing comments
)*
# address
| # or
(?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
# Atom
| # or
" # "
[^\\\x80-\xff\n\015"] * # normal
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015"] * )* # ( special normal* )*
" # "
# Quoted string
)
# leading word
[^()<>@,;:".\\\[\]\x80-\xff\000-\010\012-\037] * # "normal" atoms and or spaces
(?:
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
|
" # "
[^\\\x80-\xff\n\015"] * # normal
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015"] * )* # ( special normal* )*
" # "
) # "special" comment or quoted string
[^()<>@,;:".\\\[\]\x80-\xff\000-\010\012-\037] * # more "normal"
)*
<
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
# <
(?:
@
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
(?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
|
\[ # [
(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff
\] # ]
)
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
# optional trailing comments
(?:
\.
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
(?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
|
\[ # [
(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff
\] # ]
)
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
# optional trailing comments
)*
(?: ,
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
@
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
(?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
|
\[ # [
(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff
\] # ]
)
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
# optional trailing comments
(?:
\.
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
(?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
|
\[ # [
(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff
\] # ]
)
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
# optional trailing comments
)*
)* # additional domains
:
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
# optional trailing comments
)? # optional route
(?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
# Atom
| # or
" # "
[^\\\x80-\xff\n\015"] * # normal
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015"] * )* # ( special normal* )*
" # "
# Quoted string
)
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
(?:
\.
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
(?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
# Atom
| # or
" # "
[^\\\x80-\xff\n\015"] * # normal
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015"] * )* # ( special normal* )*
" # "
# Quoted string
)
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
# additional words
)*
@
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
(?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
|
\[ # [
(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff
\] # ]
)
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
# optional trailing comments
(?:
\.
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
(?:
[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters...
(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
|
\[ # [
(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff
\] # ]
)
[\040\t]* # Nab whitespace.
(?:
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: # (
(?: \\ [^\x80-\xff] |
\( # (
[^\\\x80-\xff\n\015()] * # normal*
(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)*
\) # )
) # special
[^\\\x80-\xff\n\015()] * # normal*
)* # )*
\) # )
[\040\t]* )* # If comment found, allow more spaces.
# optional trailing comments
)*
# address spec
> # >
# name and address
)
/x
Alan Other <user\@dom.ain>
<user\@dom.ain>
user\@dom.ain
\"A. Other\" <user.1234\@dom.ain> (a comment)
A. Other <user.1234\@dom.ain> (a comment)
\"/s=user/ou=host/o=place/prmd=uu.yy/admd= /c=gb/\"\@x400-re.lay
A missing angle <user\@some.where
*** Failers
The quick brown fox
/abc\0def\00pqr\000xyz\0000AB/
abc\0def\00pqr\000xyz\0000AB
abc456 abc\0def\00pqr\000xyz\0000ABCDE
/abc\x0def\x00pqr\x000xyz\x0000AB/
abc\x0def\x00pqr\x000xyz\x0000AB
abc456 abc\x0def\x00pqr\x000xyz\x0000ABCDE
/^[\000-\037]/
\0A
\01B
\037C
/\0*/
\0\0\0\0
/A\x0{2,3}Z/
The A\x0\x0Z
An A\0\x0\0Z
*** Failers
A\0Z
A\0\x0\0\x0Z
/^\s/
\040abc
\x0cabc
\nabc
\rabc
\tabc
*** Failers
abc
/^a b
c/x
abc
/ab{1,3}bc/
abbbbc
abbbc
abbc
*** Failers
abc
abbbbbc
/([^.]*)\.([^:]*):[T ]+(.*)/
track1.title:TBlah blah blah
/([^.]*)\.([^:]*):[T ]+(.*)/i
track1.title:TBlah blah blah
/([^.]*)\.([^:]*):[t ]+(.*)/i
track1.title:TBlah blah blah
/^[W-c]+$/
WXY_^abc
*** Failers
wxy
/^[W-c]+$/i
WXY_^abc
wxy_^ABC
/^[\x3f-\x5F]+$/i
WXY_^abc
wxy_^ABC
/^abc$/m
abc
qqq\nabc
abc\nzzz
qqq\nabc\nzzz
/^abc$/
abc
*** Failers
qqq\nabc
abc\nzzz
qqq\nabc\nzzz
/\Aabc\Z/m
abc
abc\n
*** Failers
qqq\nabc
abc\nzzz
qqq\nabc\nzzz
/\A(.)*\Z/s
abc\ndef
/\A(.)*\Z/m
*** Failers
abc\ndef
/(?:b)|(?::+)/
b::c
c::b
/[-az]+/
az-
*** Failers
b
/[az-]+/
za-
*** Failers
b
/[a\-z]+/
a-z
*** Failers
b
/[a-z]+/
abcdxyz
/[\d-]+/
12-34
*** Failers
aaa
/[\d-z]+/
12-34z
*** Failers
aaa
/\x5c/
\\
/\x20Z/
the Zoo
*** Failers
Zulu
/ab{3cd/
ab{3cd
/ab{3,cd/
ab{3,cd
/ab{3,4a}cd/
ab{3,4a}cd
/{4,5a}bc/
{4,5a}bc
/^a.b/newline=lf
a\rb
*** Failers
a\nb
/abc$/
abc
abc\n
*** Failers
abc\ndef
/(abc)\123/
abc\x53
/(abc)\223/
abc\x93
/(abc)\323/
abc\xd3
/(abc)\100/
abc\x40
abc\100
/(abc)\1000/
abc\x400
abc\x40\x30
abc\1000
abc\100\x30
abc\100\060
abc\100\60
/(a)(b)(c)(d)(e)(f)(g)(h)(i)(j)(k)\12\123/
abcdefghijk\12S
/a{0}bc/
bc
/(a|(bc)){0,0}?xyz/
xyz
/abc[\10]de/
abc\010de
/abc[\1]de/
abc\1de
/(abc)[\1]de/
abc\1de
/(?s)a.b/
a\nb
/^([^a])([^\b])([^c]*)([^d]{3,4})/
baNOTccccd
baNOTcccd
baNOTccd
bacccd
*** Failers
anything
b\bc
baccd
/[^a]/
Abc
/[^a]/i
Abc
/[^a]+/
AAAaAbc
/[^a]+/i
AAAaAbc
/[^a]+/
bbb\nccc
/[^k]$/
abc
*** Failers
abk
/[^k]{2,3}$/
abc
kbc
kabc
*** Failers
abk
akb
akk
/^\d{8,}\@.+[^k]$/
12345678\@a.b.c.d
123456789\@x.y.z
*** Failers
12345678\@x.y.uk
1234567\@a.b.c.d
/[^a]/
aaaabcd
aaAabcd
/[^a]/i
aaaabcd
aaAabcd
/[^az]/
aaaabcd
aaAabcd
/[^az]/i
aaaabcd
aaAabcd
/\000\001\002\003\004\005\006\007\010\011\012\013\014\015\016\017\020\021\022\023\024\025\026\027\030\031\032\033\034\035\036\037\040\041\042\043\044\045\046\047\050\051\052\053\054\055\056\057\060\061\062\063\064\065\066\067\070\071\072\073\074\075\076\077\100\101\102\103\104\105\106\107\110\111\112\113\114\115\116\117\120\121\122\123\124\125\126\127\130\131\132\133\134\135\136\137\140\141\142\143\144\145\146\147\150\151\152\153\154\155\156\157\160\161\162\163\164\165\166\167\170\171\172\173\174\175\176\177\200\201\202\203\204\205\206\207\210\211\212\213\214\215\216\217\220\221\222\223\224\225\226\227\230\231\232\233\234\235\236\237\240\241\242\243\244\245\246\247\250\251\252\253\254\255\256\257\260\261\262\263\264\265\266\267\270\271\272\273\274\275\276\277\300\301\302\303\304\305\306\307\310\311\312\313\314\315\316\317\320\321\322\323\324\325\326\327\330\331\332\333\334\335\336\337\340\341\342\343\344\345\346\347\350\351\352\353\354\355\356\357\360\361\362\363\364\365\366\367\370\371\372\373\374\375\376\377/
\000\001\002\003\004\005\006\007\010\011\012\013\014\015\016\017\020\021\022\023\024\025\026\027\030\031\032\033\034\035\036\037\040\041\042\043\044\045\046\047\050\051\052\053\054\055\056\057\060\061\062\063\064\065\066\067\070\071\072\073\074\075\076\077\100\101\102\103\104\105\106\107\110\111\112\113\114\115\116\117\120\121\122\123\124\125\126\127\130\131\132\133\134\135\136\137\140\141\142\143\144\145\146\147\150\151\152\153\154\155\156\157\160\161\162\163\164\165\166\167\170\171\172\173\174\175\176\177\200\201\202\203\204\205\206\207\210\211\212\213\214\215\216\217\220\221\222\223\224\225\226\227\230\231\232\233\234\235\236\237\240\241\242\243\244\245\246\247\250\251\252\253\254\255\256\257\260\261\262\263\264\265\266\267\270\271\272\273\274\275\276\277\300\301\302\303\304\305\306\307\310\311\312\313\314\315\316\317\320\321\322\323\324\325\326\327\330\331\332\333\334\335\336\337\340\341\342\343\344\345\346\347\350\351\352\353\354\355\356\357\360\361\362\363\364\365\366\367\370\371\372\373\374\375\376\377
/P[^*]TAIRE[^*]{1,6}?LL/
xxxxxxxxxxxPSTAIREISLLxxxxxxxxx
/P[^*]TAIRE[^*]{1,}?LL/
xxxxxxxxxxxPSTAIREISLLxxxxxxxxx
/(\.\d\d[1-9]?)\d+/
1.230003938
1.875000282
1.235
/(\.\d\d((?=0)|\d(?=\d)))/
1.230003938
1.875000282
*** Failers
1.235
/a(?)b/
ab
/\b(foo)\s+(\w+)/i
Food is on the foo table
/foo(.*)bar/
The food is under the bar in the barn.
/foo(.*?)bar/
The food is under the bar in the barn.
/(.*)(\d*)/no_auto_possess
I have 2 numbers: 53147
/(.*)(\d+)/
I have 2 numbers: 53147
/(.*?)(\d*)/no_auto_possess
I have 2 numbers: 53147
/(.*?)(\d+)/
I have 2 numbers: 53147
/(.*)(\d+)$/
I have 2 numbers: 53147
/(.*?)(\d+)$/
I have 2 numbers: 53147
/(.*)\b(\d+)$/
I have 2 numbers: 53147
/(.*\D)(\d+)$/
I have 2 numbers: 53147
/^\D*(?!123)/
ABC123
/^(\D*)(?=\d)(?!123)/
ABC445
*** Failers
ABC123
/^[W-]46]/
W46]789
-46]789
*** Failers
Wall
Zebra
42
[abcd]
]abcd[
/^[W-\]46]/
W46]789
Wall
Zebra
Xylophone
42
[abcd]
]abcd[
\\backslash
*** Failers
-46]789
well
/\d\d\/\d\d\/\d\d\d\d/
01/01/2000
/word (?:[a-zA-Z0-9]+ ){0,10}otherword/
word cat dog elephant mussel cow horse canary baboon snake shark otherword
word cat dog elephant mussel cow horse canary baboon snake shark
/word (?:[a-zA-Z0-9]+ ){0,300}otherword/
word cat dog elephant mussel cow horse canary baboon snake shark the quick brown fox and the lazy dog and several other words getting close to thirty by now I hope
/^(a){0,0}/
bcd
abc
aab
/^(a){0,1}/
bcd
abc
aab
/^(a){0,2}/
bcd
abc
aab
/^(a){0,3}/
bcd
abc
aab
aaa
/^(a){0,}/
bcd
abc
aab
aaa
aaaaaaaa
/^(a){1,1}/
bcd
abc
aab
/^(a){1,2}/
bcd
abc
aab
/^(a){1,3}/
bcd
abc
aab
aaa
/^(a){1,}/
bcd
abc
aab
aaa
aaaaaaaa
/.*\.gif/
borfle\nbib.gif\nno
/.{0,}\.gif/
borfle\nbib.gif\nno
/.*\.gif/m
borfle\nbib.gif\nno
/.*\.gif/s
borfle\nbib.gif\nno
/.*\.gif/ms
borfle\nbib.gif\nno
/.*$/
borfle\nbib.gif\nno
/.*$/m
borfle\nbib.gif\nno
/.*$/s
borfle\nbib.gif\nno
/.*$/ms
borfle\nbib.gif\nno
/.*$/
borfle\nbib.gif\nno\n
/.*$/m
borfle\nbib.gif\nno\n
/.*$/s
borfle\nbib.gif\nno\n
/.*$/ms
borfle\nbib.gif\nno\n
/(.*X|^B)/
abcde\n1234Xyz
BarFoo
*** Failers
abcde\nBar
/(.*X|^B)/m
abcde\n1234Xyz
BarFoo
abcde\nBar
/(.*X|^B)/s
abcde\n1234Xyz
BarFoo
*** Failers
abcde\nBar
/(.*X|^B)/ms
abcde\n1234Xyz
BarFoo
abcde\nBar
/(?s)(.*X|^B)/
abcde\n1234Xyz
BarFoo
*** Failers
abcde\nBar
/(?s:.*X|^B)/
abcde\n1234Xyz
BarFoo
*** Failers
abcde\nBar
/^.*B/
**** Failers
abc\nB
/(?s)^.*B/
abc\nB
/(?m)^.*B/
abc\nB
/(?ms)^.*B/
abc\nB
/(?ms)^B/
abc\nB
/(?s)B$/
B\n
/^[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]/
123456654321
/^\d\d\d\d\d\d\d\d\d\d\d\d/
123456654321
/^[\d][\d][\d][\d][\d][\d][\d][\d][\d][\d][\d][\d]/
123456654321
/^[abc]{12}/
abcabcabcabc
/^[a-c]{12}/
abcabcabcabc
/^(a|b|c){12}/
abcabcabcabc
/^[abcdefghijklmnopqrstuvwxy0123456789]/
n
*** Failers
z
/abcde{0,0}/
abcd
*** Failers
abce
/ab[cd]{0,0}e/
abe
*** Failers
abcde
/ab(c){0,0}d/
abd
*** Failers
abcd
/a(b*)/
a
ab
abbbb
*** Failers
bbbbb
/ab\d{0}e/
abe
*** Failers
ab1e
/"([^\\"]+|\\.)*"/
the \"quick\" brown fox
\"the \\\"quick\\\" brown fox\"
/.*?/g,aftertext
abc
/\b/g,aftertext
abc
/\b/g,aftertext
abc
//g
abc
/<tr([\w\W\s\d][^<>]{0,})><TD([\w\W\s\d][^<>]{0,})>([\d]{0,}\.)(.*)((<BR>([\w\W\s\d][^<>]{0,})|[\s]{0,}))<\/a><\/TD><TD([\w\W\s\d][^<>]{0,})>([\w\W\s\d][^<>]{0,})<\/TD><TD([\w\W\s\d][^<>]{0,})>([\w\W\s\d][^<>]{0,})<\/TD><\/TR>/is
<TR BGCOLOR='#DBE9E9'><TD align=left valign=top>43.<a href='joblist.cfm?JobID=94 6735&Keyword='>Word Processor<BR>(N-1286)</a></TD><TD align=left valign=top>Lega lstaff.com</TD><TD align=left valign=top>CA - Statewide</TD></TR>
/a[^a]b/
acb
a\nb
/a.b/
acb
*** Failers
a\nb
/a[^a]b/s
acb
a\nb
/a.b/s
acb
a\nb
/^(b+?|a){1,2}?c/
bac
bbac
bbbac
bbbbac
bbbbbac
/^(b+|a){1,2}?c/
bac
bbac
bbbac
bbbbac
bbbbbac
/(?!\A)x/m
x\nb\n
a\bx\n
/\x0{ab}/
\0{ab}
/(A|B)*?CD/
CD
/(A|B)*CD/
CD
/(?<!bar)foo/
foo
catfood
arfootle
rfoosh
*** Failers
barfoo
towbarfoo
/\w{3}(?<!bar)foo/
catfood
*** Failers
foo
barfoo
towbarfoo
/(?<=(foo)a)bar/
fooabar
*** Failers
bar
foobbar
/\Aabc\z/m
abc
*** Failers
abc\n
qqq\nabc
abc\nzzz
qqq\nabc\nzzz
"(?>.*/)foo"
/this/is/a/very/long/line/in/deed/with/very/many/slashes/in/it/you/see/
"(?>.*/)foo"
/this/is/a/very/long/line/in/deed/with/very/many/slashes/in/and/foo
/(?>(\.\d\d[1-9]?))\d+/
1.230003938
1.875000282
*** Failers
1.235
/^((?>\w+)|(?>\s+))*$/
now is the time for all good men to come to the aid of the party
*** Failers
this is not a line with only words and spaces!
/(\d+)(\w)/
12345a
12345+
/((?>\d+))(\w)/
12345a
*** Failers
12345+
/(?>a+)b/
aaab
/((?>a+)b)/
aaab
/(?>(a+))b/
aaab
/(?>b)+/
aaabbbccc
/(?>a+|b+|c+)*c/
aaabbbbccccd
/(a+|b+|c+)*c/
aaabbbbccccd
/((?>[^()]+)|\([^()]*\))+/
((abc(ade)ufh()()x
/\(((?>[^()]+)|\([^()]+\))+\)/
(abc)
(abc(def)xyz)
*** Failers
((()aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
/a(?-i)b/i
ab
Ab
*** Failers
aB
AB
/(a (?x)b c)d e/
a bcd e
*** Failers
a b cd e
abcd e
a bcde
/(a b(?x)c d (?-x)e f)/
a bcde f
*** Failers
abcdef
/(a(?i)b)c/
abc
aBc
*** Failers
abC
aBC
Abc
ABc
ABC
AbC
/a(?i:b)c/
abc
aBc
*** Failers
ABC
abC
aBC
/a(?i:b)*c/
aBc
aBBc
*** Failers
aBC
aBBC
/a(?=b(?i)c)\w\wd/
abcd
abCd
*** Failers
aBCd
abcD
/(?s-i:more.*than).*million/i
more than million
more than MILLION
more \n than Million
*** Failers
MORE THAN MILLION
more \n than \n million
/(?:(?s-i)more.*than).*million/i
more than million
more than MILLION
more \n than Million
*** Failers
MORE THAN MILLION
more \n than \n million
/(?>a(?i)b+)+c/
abc
aBbc
aBBc
*** Failers
Abc
abAb
abbC
/(?=a(?i)b)\w\wc/
abc
aBc
*** Failers
Ab
abC
aBC
/(?<=a(?i)b)(\w\w)c/
abxxc
aBxxc
*** Failers
Abxxc
ABxxc
abxxC
/^(?(?=abc)\w{3}:|\d\d)$/
abc:
12
*** Failers
123
xyz
/^(?(?!abc)\d\d|\w{3}:)$/
abc:
12
*** Failers
123
xyz
/(?(?<=foo)bar|cat)/
foobar
cat
fcat
focat
*** Failers
foocat
/(?(?<!foo)cat|bar)/
foobar
cat
fcat
focat
*** Failers
foocat
/(?>a*)*/
a
aa
aaaa
/(abc|)+/
abc
abcabc
abcabcabc
xyz
/([a]*)*/
a
aaaaa
/([ab]*)*/
a
b
ababab
aaaabcde
bbbb
/([^a]*)*/
b
bbbb
aaa
/([^ab]*)*/
cccc
abab
/([a]*?)*/
a
aaaa
/([ab]*?)*/
a
b
abab
baba
/([^a]*?)*/
b
bbbb
aaa
/([^ab]*?)*/
c
cccc
baba
/(?>a*)*/
a
aaabcde
/((?>a*))*/
aaaaa
aabbaa
/((?>a*?))*/
aaaaa
aabbaa
/(?(?=[^a-z]+[a-z]) \d{2}-[a-z]{3}-\d{2} | \d{2}-\d{2}-\d{2} ) /x
12-sep-98
12-09-98
*** Failers
sep-12-98
/(?i:saturday|sunday)/
saturday
sunday
Saturday
Sunday
SATURDAY
SUNDAY
SunDay
/(a(?i)bc|BB)x/
abcx
aBCx
bbx
BBx
*** Failers
abcX
aBCX
bbX
BBX
/^([ab](?i)[cd]|[ef])/
ac
aC
bD
elephant
Europe
frog
France
*** Failers
Africa
/^(ab|a(?i)[b-c](?m-i)d|x(?i)y|z)/
ab
aBd
xy
xY
zebra
Zambesi
*** Failers
aCD
XY
/(?<=foo\n)^bar/m
foo\nbar
*** Failers
bar
baz\nbar
/(?<=(?<!foo)bar)baz/
barbaz
barbarbaz
koobarbaz
*** Failers
baz
foobarbaz
/The following tests are taken from the Perl 5.005 test suite; some of them/
/are compatible with 5.004, but I'd rather not have to sort them out./
/abc/
abc
xabcy
ababc
*** Failers
xbc
axc
abx
/ab*c/
abc
/ab*bc/
abc
abbc
abbbbc
/.{1}/
abbbbc
/.{3,4}/
abbbbc
/ab{0,}bc/
abbbbc
/ab+bc/
abbc
*** Failers
abc
abq
/ab+bc/
abbbbc
/ab{1,}bc/
abbbbc
/ab{1,3}bc/
abbbbc
/ab{3,4}bc/
abbbbc
/ab{4,5}bc/
*** Failers
abq
abbbbc
/ab?bc/
abbc
abc
/ab{0,1}bc/
abc
/ab?bc/
/ab?c/
abc
/ab{0,1}c/
abc
/^abc$/
abc
*** Failers
abbbbc
abcc
/^abc/
abcc
/^abc$/
/abc$/
aabc
*** Failers
aabc
aabcd
/^/
abc
/$/
abc
/a.c/
abc
axc
/a.*c/
axyzc
/a[bc]d/
abd
*** Failers
axyzd
abc
/a[b-d]e/
ace
/a[b-d]/
aac
/a[-b]/
a-
/a[b-]/
a-
/a]/
a]
/a[]]b/
a]b
/a[^bc]d/
aed
*** Failers
abd
abd
/a[^-b]c/
adc
/a[^]b]c/
adc
*** Failers
a-c
a]c
/\ba\b/
a-
-a
-a-
/\by\b/
*** Failers
xy
yz
xyz
/\Ba\B/
*** Failers
a-
-a
-a-
/\By\b/
xy
/\by\B/
yz
/\By\B/
xyz
/\w/
a
/\W/
-
*** Failers
-
a
/a\sb/
a b
/a\Sb/
a-b
*** Failers
a-b
a b
/\d/
1
/\D/
-
*** Failers
-
1
/[\w]/
a
/[\W]/
-
*** Failers
-
a
/a[\s]b/
a b
/a[\S]b/
a-b
*** Failers
a-b
a b
/[\d]/
1
/[\D]/
-
*** Failers
-
1
/ab|cd/
abc
abcd
/()ef/
def
/$b/
/a\(b/
a(b
/a\(*b/
ab
a((b
/a\\b/
a\b
/((a))/
abc
/(a)b(c)/
abc
/a+b+c/
aabbabc
/a{1,}b{1,}c/
aabbabc
/a.+?c/
abcabc
/(a+|b)*/
ab
/(a+|b){0,}/
ab
/(a+|b)+/
ab
/(a+|b){1,}/
ab
/(a+|b)?/
ab
/(a+|b){0,1}/
ab
/[^ab]*/
cde
/abc/
*** Failers
b
/a*/
/([abc])*d/
abbbcd
/([abc])*bcd/
abcd
/a|b|c|d|e/
e
/(a|b|c|d|e)f/
ef
/abcd*efg/
abcdefg
/ab*/
xabyabbbz
xayabbbz
/(ab|cd)e/
abcde
/[abhgefdc]ij/
hij
/^(ab|cd)e/
/(abc|)ef/
abcdef
/(a|b)c*d/
abcd
/(ab|ab*)bc/
abc
/a([bc]*)c*/
abc
/a([bc]*)(c*d)/
abcd
/a([bc]+)(c*d)/
abcd
/a([bc]*)(c+d)/
abcd
/a[bcd]*dcdcde/
adcdcde
/a[bcd]+dcdcde/
*** Failers
abcde
adcdcde
/(ab|a)b*c/
abc
/((a)(b)c)(d)/
abcd
/[a-zA-Z_][a-zA-Z0-9_]*/
alpha
/^a(bc+|b[eh])g|.h$/
abh
/(bc+d$|ef*g.|h?i(j|k))/
effgz
ij
reffgz
*** Failers
effg
bcdd
/((((((((((a))))))))))/
a
/(((((((((a)))))))))/
a
/multiple words of text/
*** Failers
aa
uh-uh
/multiple words/
multiple words, yeah
/(.*)c(.*)/
abcde
/\((.*), (.*)\)/
(a, b)
/[k]/
/abcd/
abcd
/a(bc)d/
abcd
/a[-]?c/
ac
/abc/i
ABC
XABCY
ABABC
*** Failers
aaxabxbaxbbx
XBC
AXC
ABX
/ab*c/i
ABC
/ab*bc/i
ABC
ABBC
/ab*?bc/i
ABBBBC
/ab{0,}?bc/i
ABBBBC
/ab+?bc/i
ABBC
/ab+bc/i
*** Failers
ABC
ABQ
/ab{1,}bc/i
/ab+bc/i
ABBBBC
/ab{1,}?bc/i
ABBBBC
/ab{1,3}?bc/i
ABBBBC
/ab{3,4}?bc/i
ABBBBC
/ab{4,5}?bc/i
*** Failers
ABQ
ABBBBC
/ab??bc/i
ABBC
ABC
/ab{0,1}?bc/i
ABC
/ab??bc/i
/ab??c/i
ABC
/ab{0,1}?c/i
ABC
/^abc$/i
ABC
*** Failers
ABBBBC
ABCC
/^abc/i
ABCC
/^abc$/i
/abc$/i
AABC
/^/i
ABC
/$/i
ABC
/a.c/i
ABC
AXC
/a.*?c/i
AXYZC
/a.*c/i
*** Failers
AABC
AXYZD
/a[bc]d/i
ABD
/a[b-d]e/i
ACE
*** Failers
ABC
ABD
/a[b-d]/i
AAC
/a[-b]/i
A-
/a[b-]/i
A-
/a]/i
A]
/a[]]b/i
A]B
/a[^bc]d/i
AED
/a[^-b]c/i
ADC
*** Failers
ABD
A-C
/a[^]b]c/i
ADC
/ab|cd/i
ABC
ABCD
/()ef/i
DEF
/$b/i
*** Failers
A]C
B
/a\(b/i
A(B
/a\(*b/i
AB
A((B
/a\\b/i
A\=notbol
/((a))/i
ABC
/(a)b(c)/i
ABC
/a+b+c/i
AABBABC
/a{1,}b{1,}c/i
AABBABC
/a.+?c/i
ABCABC
/a.*?c/i
ABCABC
/a.{0,5}?c/i
ABCABC
/(a+|b)*/i
AB
/(a+|b){0,}/i
AB
/(a+|b)+/i
AB
/(a+|b){1,}/i
AB
/(a+|b)?/i
AB
/(a+|b){0,1}/i
AB
/(a+|b){0,1}?/i
AB
/[^ab]*/i
CDE
/abc/i
/a*/i
/([abc])*d/i
ABBBCD
/([abc])*bcd/i
ABCD
/a|b|c|d|e/i
E
/(a|b|c|d|e)f/i
EF
/abcd*efg/i
ABCDEFG
/ab*/i
XABYABBBZ
XAYABBBZ
/(ab|cd)e/i
ABCDE
/[abhgefdc]ij/i
HIJ
/^(ab|cd)e/i
ABCDE
/(abc|)ef/i
ABCDEF
/(a|b)c*d/i
ABCD
/(ab|ab*)bc/i
ABC
/a([bc]*)c*/i
ABC
/a([bc]*)(c*d)/i
ABCD
/a([bc]+)(c*d)/i
ABCD
/a([bc]*)(c+d)/i
ABCD
/a[bcd]*dcdcde/i
ADCDCDE
/a[bcd]+dcdcde/i
/(ab|a)b*c/i
ABC
/((a)(b)c)(d)/i
ABCD
/[a-zA-Z_][a-zA-Z0-9_]*/i
ALPHA
/^a(bc+|b[eh])g|.h$/i
ABH
/(bc+d$|ef*g.|h?i(j|k))/i
EFFGZ
IJ
REFFGZ
*** Failers
ADCDCDE
EFFG
BCDD
/((((((((((a))))))))))/i
A
/(((((((((a)))))))))/i
A
/(?:(?:(?:(?:(?:(?:(?:(?:(?:(a))))))))))/i
A
/(?:(?:(?:(?:(?:(?:(?:(?:(?:(a|b|c))))))))))/i
C
/multiple words of text/i
*** Failers
AA
UH-UH
/multiple words/i
MULTIPLE WORDS, YEAH
/(.*)c(.*)/i
ABCDE
/\((.*), (.*)\)/i
(A, B)
/[k]/i
/abcd/i
ABCD
/a(bc)d/i
ABCD
/a[-]?c/i
AC
/a(?!b)./
abad
/a(?=d)./
abad
/a(?=c|d)./
abad
/a(?:b|c|d)(.)/
ace
/a(?:b|c|d)*(.)/
ace
/a(?:b|c|d)+?(.)/
ace
acdbcdbe
/a(?:b|c|d)+(.)/
acdbcdbe
/a(?:b|c|d){2}(.)/
acdbcdbe
/a(?:b|c|d){4,5}(.)/
acdbcdbe
/a(?:b|c|d){4,5}?(.)/
acdbcdbe
/((foo)|(bar))*/
foobar
/a(?:b|c|d){6,7}(.)/
acdbcdbe
/a(?:b|c|d){6,7}?(.)/
acdbcdbe
/a(?:b|c|d){5,6}(.)/
acdbcdbe
/a(?:b|c|d){5,6}?(.)/
acdbcdbe
/a(?:b|c|d){5,7}(.)/
acdbcdbe
/a(?:b|c|d){5,7}?(.)/
acdbcdbe
/a(?:b|(c|e){1,2}?|d)+?(.)/
ace
/^(.+)?B/
AB
/^([^a-z])|(\^)$/
.
/^[<>]&/
<&OUT
/(?:(f)(o)(o)|(b)(a)(r))*/
foobar
/(?<=a)b/
ab
*** Failers
cb
b
/(?<!c)b/
ab
b
b
/(?:..)*a/
aba
/(?:..)*?a/
aba
/^(){3,5}/
abc
/^(a+)*ax/
aax
/^((a|b)+)*ax/
aax
/^((a|bc)+)*ax/
aax
/(a|x)*ab/
cab
/(a)*ab/
cab
/(?:(?i)a)b/
ab
/((?i)a)b/
ab
/(?:(?i)a)b/
Ab
/((?i)a)b/
Ab
/(?:(?i)a)b/
*** Failers
cb
aB
/((?i)a)b/
/(?i:a)b/
ab
/((?i:a))b/
ab
/(?i:a)b/
Ab
/((?i:a))b/
Ab
/(?i:a)b/
*** Failers
aB
aB
/((?i:a))b/
/(?:(?-i)a)b/i
ab
/((?-i)a)b/i
ab
/(?:(?-i)a)b/i
aB
/((?-i)a)b/i
aB
/(?:(?-i)a)b/i
*** Failers
aB
Ab
/((?-i)a)b/i
/(?:(?-i)a)b/i
aB
/((?-i)a)b/i
aB
/(?:(?-i)a)b/i
*** Failers
Ab
AB
/((?-i)a)b/i
/(?-i:a)b/i
ab
/((?-i:a))b/i
ab
/(?-i:a)b/i
aB
/((?-i:a))b/i
aB
/(?-i:a)b/i
*** Failers
AB
Ab
/((?-i:a))b/i
/(?-i:a)b/i
aB
/((?-i:a))b/i
aB
/(?-i:a)b/i
*** Failers
Ab
AB
/((?-i:a))b/i
/((?-i:a.))b/i
*** Failers
AB
a\nB
/((?s-i:a.))b/i
a\nB
/(?:c|d)(?:)(?:a(?:)(?:b)(?:b(?:))(?:b(?:)(?:b)))/
cabbbb
/(?:c|d)(?:)(?:aaaaaaaa(?:)(?:bbbbbbbb)(?:bbbbbbbb(?:))(?:bbbbbbbb(?:)(?:bbbbbbbb)))/
caaaaaaaabbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb
/foo\w*\d{4}baz/
foobar1234baz
/x(~~)*(?:(?:F)?)?/
x~~
/^a(?#xxx){3}c/
aaac
/^a (?#xxx) (?#yyy) {3}c/x
aaac
/(?<![cd])b/
*** Failers
B\nB
dbcb
/(?<![cd])[ab]/
dbaacb
/(?<!(c|d))b/
/(?<!(c|d))[ab]/
dbaacb
/(?<!cd)[ab]/
cdaccb
/^(?:a?b?)*$/
*** Failers
dbcb
a--
/((?s)^a(.))((?m)^b$)/
a\nb\nc\n
/((?m)^b$)/
a\nb\nc\n
/(?m)^b/
a\nb\n
/(?m)^(b)/
a\nb\n
/((?m)^b)/
a\nb\n
/\n((?m)^b)/
a\nb\n
/((?s).)c(?!.)/
a\nb\nc\n
a\nb\nc\n
/((?s)b.)c(?!.)/
a\nb\nc\n
a\nb\nc\n
/^b/
/()^b/
*** Failers
a\nb\nc\n
a\nb\nc\n
/((?m)^b)/
a\nb\nc\n
/(?(?!a)a|b)/
/(?(?!a)b|a)/
a
/(?(?=a)b|a)/
*** Failers
a
a
/(?(?=a)a|b)/
a
/(\w+:)+/
one:
/$(?<=^(a))/
a
/([\w:]+::)?(\w+)$/
abcd
xy:z:::abcd
/^[^bcd]*(c+)/
aexycd
/(a*)b+/
caab
/([\w:]+::)?(\w+)$/
abcd
xy:z:::abcd
*** Failers
abcd:
abcd:
/^[^bcd]*(c+)/
aexycd
/(>a+)ab/
/(?>a+)b/
aaab
/([[:]+)/
a:[b]:
/([[=]+)/
a=[b]=
/([[.]+)/
a.[b].
/((?>a+)b)/
aaab
/(?>(a+))b/
aaab
/((?>[^()]+)|\([^()]*\))+/
((abc(ade)ufh()()x
/a\Z/
*** Failers
aaab
a\nb\n
/b\Z/
a\nb\n
/b\z/
/b\Z/
a\nb
/b\z/
a\nb
*** Failers
/(?>.*)(?<=(abcd|wxyz))/
alphabetabcd
endingwxyz
*** Failers
a rather long string that doesn't end with one of them
/word (?>(?:(?!otherword)[a-zA-Z0-9]+ ){0,30})otherword/
word cat dog elephant mussel cow horse canary baboon snake shark otherword
word cat dog elephant mussel cow horse canary baboon snake shark
/word (?>[a-zA-Z0-9]+ ){0,30}otherword/
word cat dog elephant mussel cow horse canary baboon snake shark the quick brown fox and the lazy dog and several other words getting close to thirty by now I hope
/(?<=\d{3}(?!999))foo/
999foo
123999foo
*** Failers
123abcfoo
/(?<=(?!...999)\d{3})foo/
999foo
123999foo
*** Failers
123abcfoo
/(?<=\d{3}(?!999)...)foo/
123abcfoo
123456foo
*** Failers
123999foo
/(?<=\d{3}...)(?<!999)foo/
123abcfoo
123456foo
*** Failers
123999foo
/((Z)+|A)*/
ZABCDEFG
/(Z()|A)*/
ZABCDEFG
/(Z(())|A)*/
ZABCDEFG
/((?>Z)+|A)*/
ZABCDEFG
/((?>)+|A)*/
ZABCDEFG
/a*/g
abbab
/^[\d-a]/
abcde
-things
0digit
*** Failers
bcdef
/[[:space:]]+/
> \x09\x0a\x0c\x0d\x0b<
/[[:blank:]]+/
> \x09\x0a\x0c\x0d\x0b<
/[\s]+/
> \x09\x0a\x0c\x0d\x0b<
/\s+/
> \x09\x0a\x0c\x0d\x0b<
/a b/x
ab
/(?!\A)x/m
a\nxb\n
/(?!^)x/m
a\nxb\n
/abc\Qabc\Eabc/
abcabcabc
/abc\Q(*+|\Eabc/
abc(*+|abc
/ abc\Q abc\Eabc/x
abc abcabc
*** Failers
abcabcabc
/abc#comment
\Q#not comment
literal\E/x
abc#not comment\n literal
/abc#comment
\Q#not comment
literal/x
abc#not comment\n literal
/abc#comment
\Q#not comment
literal\E #more comment
/x
abc#not comment\n literal
/abc#comment
\Q#not comment
literal\E #more comment/x
abc#not comment\n literal
/\Qabc\$xyz\E/
abc\\\$xyz
/\Qabc\E\$\Qxyz\E/
abc\$xyz
/\Gabc/
abc
*** Failers
xyzabc
/\Gabc./g
abc1abc2xyzabc3
/abc./g
abc1abc2xyzabc3
/a(?x: b c )d/
XabcdY
*** Failers
Xa b c d Y
/((?x)x y z | a b c)/
XabcY
AxyzB
/(?i)AB(?-i)C/
XabCY
*** Failers
XabcY
/((?i)AB(?-i)C|D)E/
abCE
DE
*** Failers
abcE
abCe
dE
De
/[z\Qa-d]\E]/
z
a
-
d
]
*** Failers
b
/(a+)*b/
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
/(?i)reg(?:ul(?:[a<>]|ae)r|ex)/
REGular
regulaer
Regex
regul<75>r
/<2F><><EFBFBD><EFBFBD>[<5B>-<2D><>-<2D>]+/
<20><><EFBFBD><EFBFBD><EFBFBD>
<20><><EFBFBD><EFBFBD><EFBFBD>
<20><><EFBFBD><EFBFBD><EFBFBD>
<20><><EFBFBD><EFBFBD><EFBFBD>
/(?<=Z)X./
\x84XAZXB
/^(?(2)a|(1)(2))+$/
123a
/(?<=a|bbbb)c/
ac
bbbbc
/line\nbreak/
this is a line\nbreak
line one\nthis is a line\nbreak in the second line
/line\nbreak/firstline
this is a line\nbreak
** Failers
line one\nthis is a line\nbreak in the second line
/line\nbreak/m,firstline
this is a line\nbreak
** Failers
line one\nthis is a line\nbreak in the second line
/1234/
123\=P
a4\=P,dfa_restart
/1234/
123\=P
4\=P,dfa_restart
/^/gm
a\nb\nc\n
\
/(?<=C\n)^/gm
A\nC\nC\n
/(?s)A?B/
AB
aB
/(?s)A*B/
AB
aB
/(?m)A?B/
AB
aB
/(?m)A*B/
AB
aB
/Content-Type\x3A[^\r\n]{6,}/
Content-Type:xxxxxyyy
/Content-Type\x3A[^\r\n]{6,}z/
Content-Type:xxxxxyyyz
/Content-Type\x3A[^a]{6,}/
Content-Type:xxxyyy
/Content-Type\x3A[^a]{6,}z/
Content-Type:xxxyyyz
/^abc/m
xyz\nabc
xyz\nabc\=newline=lf
xyz\r\nabc\=newline=lf
xyz\rabc\=newline=cr
xyz\r\nabc\=newline=crlf
** Failers
xyz\nabc\=newline=cr
xyz\r\nabc\=newline=cr
xyz\nabc\=newline=crlf
xyz\rabc\=newline=crlf
xyz\rabc\=newline=lf
/abc$/m,newline=lf
xyzabc
xyzabc\n
xyzabc\npqr
xyzabc\r\=newline=cr
xyzabc\rpqr\=newline=cr
xyzabc\r\n\=newline=crlf
xyzabc\r\npqr\=newline=crlf
** Failers
xyzabc\r
xyzabc\rpqr
xyzabc\r\n
xyzabc\r\npqr
/^abc/m,newline=cr
xyz\rabcdef
xyz\nabcdef\=newline=lf
** Failers
xyz\nabcdef
/^abc/m,newline=lf
xyz\nabcdef
xyz\rabcdef\=newline=cr
** Failers
xyz\rabcdef
/^abc/m,newline=crlf
xyz\r\nabcdef
xyz\rabcdef\=newline=cr
** Failers
xyz\rabcdef
/.*/newline=lf
abc\ndef
abc\rdef
abc\r\ndef
abc\ndef\=newline=cr
abc\rdef\=newline=cr
abc\r\ndef\=newline=cr
abc\ndef\=newline=crlf
abc\rdef\=newline=crlf
abc\r\ndef\=newline=crlf
/\w+(.)(.)?def/s
abc\ndef
abc\rdef
abc\r\ndef
/^\w+=.*(\\\n.*)*/
abc=xyz\\\npqr
/^(a()*)*/
aaaa
/^(?:a(?:(?:))*)*/
aaaa
/^(a()+)+/
aaaa
/^(?:a(?:(?:))+)+/
aaaa
/(a|)*\d/
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa4
/(?>a|)*\d/
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa4
/(?:a|)*\d/
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa4
/^a.b/newline=lf
a\rb
a\nb\=newline=cr
** Failers
a\nb
a\nb\=newline=any
a\rb\=newline=cr
a\rb\=newline=any
/^abc./gmx,newline=any
abc1 \x0aabc2 \x0babc3xx \x0cabc4 \x0dabc5xx \x0d\x0aabc6 \x85abc7 JUNK
/abc.$/gmx,newline=any
abc1\x0a abc2\x0b abc3\x0c abc4\x0d abc5\x0d\x0a abc6\x85 abc9
/^a\Rb/bsr=unicode
a\nb
a\rb
a\r\nb
a\x0bb
a\x0cb
a\x85b
** Failers
a\n\rb
/^a\R*b/bsr=unicode
ab
a\nb
a\rb
a\r\nb
a\x0bb
a\x0cb
a\x85b
a\n\rb
a\n\r\x85\x0cb
/^a\R+b/bsr=unicode
a\nb
a\rb
a\r\nb
a\x0bb
a\x0cb
a\x85b
a\n\rb
a\n\r\x85\x0cb
** Failers
ab
/^a\R{1,3}b/bsr=unicode
a\nb
a\n\rb
a\n\r\x85b
a\r\n\r\nb
a\r\n\r\n\r\nb
a\n\r\n\rb
a\n\n\r\nb
** Failers
a\n\n\n\rb
a\r
/.+foo/
afoo
** Failers
\r\nfoo
\nfoo
/.+foo/newline=crlf
afoo
\nfoo
** Failers
\r\nfoo
/.+foo/newline=any
afoo
** Failers
\nfoo
\r\nfoo
/.+foo/s
afoo
\r\nfoo
\nfoo
/^$/gm,newline=any
abc\r\rxyz
abc\n\rxyz
** Failers
abc\r\nxyz
/^X/m
XABC
** Failers
XABC\=notbol
/(?m)^$/g,newline=any,aftertext
abc\r\n\r\n
/(?m)^$|^\r\n/g,newline=any,aftertext
abc\r\n\r\n
/(?m)$/g,newline=any,aftertext
abc\r\n\r\n
/(?|(abc)|(xyz))/
>abc<
>xyz<
/(x)(?|(abc)|(xyz))(x)/
xabcx
xxyzx
/(x)(?|(abc)(pqr)|(xyz))(x)/
xabcpqrx
xxyzx
/(?|(abc)|(xyz))(?1)/
abcabc
xyzabc
** Failers
xyzxyz
/\H\h\V\v/
X X\x0a
X\x09X\x0b
** Failers
\xa0 X\x0a
/\H*\h+\V?\v{3,4}/
\x09\x20\xa0X\x0a\x0b\x0c\x0d\x0a
\x09\x20\xa0\x0a\x0b\x0c\x0d\x0a
\x09\x20\xa0\x0a\x0b\x0c
** Failers
\x09\x20\xa0\x0a\x0b
/\H{3,4}/
XY ABCDE
XY PQR ST
/.\h{3,4}./
XY AB PQRS
/\h*X\h?\H+Y\H?Z/
>XNNNYZ
> X NYQZ
** Failers
>XYZ
> X NY Z
/\v*X\v?Y\v+Z\V*\x0a\V+\x0b\V{2,3}\x0c/
>XY\x0aZ\x0aA\x0bNN\x0c
>\x0a\x0dX\x0aY\x0a\x0bZZZ\x0aAAA\x0bNNN\x0c
/.+A/newline=crlf
\r\nA
/\nA/newline=crlf
\r\nA
/[\r\n]A/newline=crlf
\r\nA
/(\r|\n)A/newline=crlf
\r\nA
/a\Rb/I,bsr=anycrlf
a\rb
a\nb
a\r\nb
** Failers
a\x85b
a\x0bb
/a\Rb/I,bsr=unicode
a\rb
a\nb
a\r\nb
a\x85b
a\x0bb
** Failers
a\x85b\=bsr=anycrlf
a\x0bb\=bsr=anycrlf
/a\R?b/I,bsr=anycrlf
a\rb
a\nb
a\r\nb
** Failers
a\x85b
a\x0bb
/a\R?b/I,bsr=unicode
a\rb
a\nb
a\r\nb
a\x85b
a\x0bb
** Failers
a\x85b\=bsr=anycrlf
a\x0bb\=bsr=anycrlf
/a\R{2,4}b/I,bsr=anycrlf
a\r\n\nb
a\n\r\rb
a\r\n\r\n\r\n\r\nb
** Failers
a\x85\x85b
a\x0b\0bb
/a\R{2,4}b/I,bsr=unicode
a\r\rb
a\n\n\nb
a\r\n\n\r\rb
a\x85\x85b
a\x0b\0bb
** Failers
a\r\r\r\r\rb
a\x85\x85b\=bsr=anycrlf
a\x0b\0bb\=bsr=anycrlf
/a(?!)|\wbc/
abc
/a[]b/alt_bsux,allow_empty_class,match_unset_backref,dupnames
** Failers
ab
/a[]+b/alt_bsux,allow_empty_class,match_unset_backref,dupnames
** Failers
ab
/a[]*+b/alt_bsux,allow_empty_class,match_unset_backref,dupnames
** Failers
ab
/a[^]b/alt_bsux,allow_empty_class,match_unset_backref,dupnames
aXb
a\nb
** Failers
ab
/a[^]+b/alt_bsux,allow_empty_class,match_unset_backref,dupnames
aXb
a\nX\nXb
** Failers
ab
/X$/dollar_endonly
X
** Failers
X\n
/X$/
X
X\n
/xyz/auto_callout
xyz
abcxyz
abcxyz\=no_start_optimize
** Failers
abc
abc\=no_start_optimize
abcxypqr
abcxypqr\=no_start_optimize
/(*NO_START_OPT)xyz/auto_callout
abcxyz
/(?C)ab/
ab
ab\=callout_none
/ab/auto_callout
ab
ab\=callout_none
/^"((?(?=[a])[^"])|b)*"$/auto_callout
"ab"
"ab"\=callout_none
/\d+X|9+Y/
++++123999\=P
++++123999Y\=P
/Z(*F)/
Z\=P
ZA\=P
/Z(?!)/
Z\=P
ZA\=P
/dog(sbody)?/
dogs\=P
dogs\=PP
/dog(sbody)??/
dogs\=P
dogs\=PP
/dog|dogsbody/
dogs\=P
dogs\=PP
/dogsbody|dog/
dogs\=P
dogs\=PP
/Z(*F)Q|ZXY/
Z\=P
ZA\=P
X\=P
/\bthe cat\b/
the cat\=P
the cat\=PP
/dog(sbody)?/
dogs\=P
body\=dfa_restart
/dog(sbody)?/
dogs\=PP
body\=dfa_restart
/abc/
abc\=P
abc\=PP
/abc\K123/
xyzabc123pqr
/(?<=abc)123/
xyzabc123pqr
xyzabc12\=P
xyzabc12\=PP
/\babc\b/
+++abc+++
+++ab\=P
+++ab\=PP
/(?=C)/g,aftertext
ABCDECBA
/(abc|def|xyz)/I
terhjk;abcdaadsfe
the quick xyz brown fox
terhjk;abcdaadsfe\=no_start_optimize
the quick xyz brown fox\=no_start_optimize
** Failers
thejk;adlfj aenjl;fda asdfasd ehj;kjxyasiupd
thejk;adlfj aenjl;fda asdfasd ehj;kjxyasiupd\=no_start_optimize
/(abc|def|xyz)/I
terhjk;abcdaadsfe
the quick xyz brown fox
terhjk;abcdaadsfe\=no_start_optimize
the quick xyz brown fox\=no_start_optimize
** Failers
thejk;adlfj aenjl;fda asdfasd ehj;kjxyasiupd
thejk;adlfj aenjl;fda asdfasd ehj;kjxyasiupd\=no_start_optimize
/abcd*/aftertext
xxxxabcd\=P
xxxxabcd\=PP
dddxxx\=dfa_restart
xxxxabcd\=PP
xxx\=dfa_restart
/abcd*/i
xxxxabcd\=P
xxxxabcd\=PP
XXXXABCD\=P
XXXXABCD\=PP
/abc\d*/
xxxxabc1\=P
xxxxabc1\=PP
/abc[de]*/
xxxxabcde\=P
xxxxabcde\=PP
/(?:(?1)|B)(A(*F)|C)/
ABCD
CCD
** Failers
CAD
/^(?:(?1)|B)(A(*F)|C)/
CCD
BCD
** Failers
ABCD
CAD
BAD
/^(?!a(*SKIP)b)/
ac
/^(?=a(*SKIP)b|ac)/
** Failers
ac
/^(?=a(*THEN)b|ac)/
ac
/^(?=a(*PRUNE)b)/
ab
** Failers
ac
/^(?(?!a(*SKIP)b))/
ac
/(?<=abc)def/
abc\=PP
/abc$/
abc
abc\=P
abc\=PP
/abc$/m
abc
abc\n
abc\=PP
abc\n\=PP
abc\=P
abc\n\=P
/abc\z/
abc
abc\=P
abc\=PP
/abc\Z/
abc
abc\=P
abc\=PP
/abc\b/
abc
abc\=P
abc\=PP
/abc\B/
abc
abc\=P
abc\=PP
/.+/
abc\=offset=0
abc\=offset=1
abc\=offset=2
abc\=offset=3
abc\=offset=4
abc\=offset=-4
/^(?:a)++\w/
aaaab
** Failers
aaaa
bbb
/^(?:aa|(?:a)++\w)/
aaaab
aaaa
** Failers
bbb
/^(?:a)*+\w/
aaaab
bbb
** Failers
aaaa
/^(a)++\w/
aaaab
** Failers
aaaa
bbb
/^(a|)++\w/
aaaab
** Failers
aaaa
bbb
/(?=abc){3}abc/aftertext
abcabcabc
** Failers
xyz
/(?=abc)+abc/aftertext
abcabcabc
** Failers
xyz
/(?=abc)++abc/aftertext
abcabcabc
** Failers
xyz
/(?=abc){0}xyz/
xyz
/(?=abc){1}xyz/
** Failers
xyz
/(?=(a))?./
ab
bc
/(?=(a))??./
ab
bc
/^(?=(a)){0}b(?1)/
backgammon
/^(?=(?1))?[az]([abc])d/
abd
zcdxx
/^(?!a){0}\w+/
aaaaa
/(?<=(abc))?xyz/
abcxyz
pqrxyz
/((?2))((?1))/
abc
/(?(R)a+|(?R)b)/
aaaabcde
/(?(R)a+|((?R))b)/
aaaabcde
/((?(R)a+|(?1)b))/
aaaabcde
/((?(R2)a+|(?1)b))/
aaaabcde
/(?(R)a*(?1)|((?R))b)/
aaaabcde
/(a+)/no_auto_possess
aaaa\=ovector=3
aaaa\=ovector=4
/ab\Cde/
abXde
/(?<=ab\Cde)X/
abZdeX
/^\R/
\r\=P
\r\=PP
/^\R{2,3}x/
\r\=P
\r\=PP
\r\r\=P
\r\r\=PP
\r\r\r\=P
\r\r\r\=PP
\r\rx
\r\r\rx
/^\R{2,3}?x/
\r\=P
\r\=PP
\r\r\=P
\r\r\=PP
\r\r\r\=P
\r\r\r\=PP
\r\rx
\r\r\rx
/^\R?x/
\r\=P
\r\=PP
x
\rx
/^\R+x/
\r\=P
\r\=PP
\r\n\=P
\r\n\=PP
\rx
/^a$/newline=crlf
a\r\=P
a\r\=PP
/^a$/m,newline=crlf
a\r\=P
a\r\=PP
/^(a$|a\r)/newline=crlf
a\r\=P
a\r\=PP
/^(a$|a\r)/m,newline=crlf
a\r\=P
a\r\=PP
/./newline=crlf
\r\=P
\r\=PP
/.{2,3}/newline=crlf
\r\=P
\r\=PP
\r\r\=P
\r\r\=PP
\r\r\r\=P
\r\r\r\=PP
/.{2,3}?/newline=crlf
\r\=P
\r\=PP
\r\r\=P
\r\r\=PP
\r\r\r\=P
\r\r\r\=PP
# Test simple validity check for restarts
/abcdef/
abc\=dfa_restart
/<H((?(?!<H|F>)(.)|(?R))++)*F>/
text <H more text <H texting more hexA0-"\xA0" hex above 7F-"\xBC" F> text xxxxx <H text F> text F> text2 <H text sample F> more text.
/^(?>.{4})abc|^\w\w.xabcd/
xxxxabcd
xx\xa0xabcd
/^(.{4}){2}+abc|^\w\w.x\w\w\w\wabcd/
xxxxxxxxabcd
xx\xa0xxxxxabcd
/abcd/
abcd\=ovector=0
# These tests show up auto-possessification
/[ab]*/
aaaa
/[ab]*?/
aaaa
/[ab]?/
aaaa
/[ab]??/
aaaa
/[ab]+/
aaaa
/[ab]+?/
aaaa
/[ab]{2,3}/
aaaa
/[ab]{2,3}?/
aaaa
/[ab]{2,}/
aaaa
/[ab]{2,}?/
aaaa
'\A(?:[^\"]++|\"(?:[^\"]*+|\"\")*+\")++'
NON QUOTED \"QUOT\"\"ED\" AFTER \"NOT MATCHED
'\A(?:[^\"]++|\"(?:[^\"]++|\"\")*+\")++'
NON QUOTED \"QUOT\"\"ED\" AFTER \"NOT MATCHED
# End of testinput8