# 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\=ps abcde\=ps abcdef\=ps *** Failers abx\=ps /^a{2,4}\d+z/ a\=ps aa\=ps aa2\=ps aaa\=ps aaa23\=ps aaaa12345\=ps aa0z\=ps aaaa4444444444444z\=ps *** Failers az\=ps aaaaa\=ps a56\=ps /^abcdef/ abc\=ps def\=dfa_restart /(?<=foo)bar/ xyzfo\=ps foob\=ps,offset=2 foobar...\=ps,dfa_restart,offset=4 xyzfo\=ps foobar\=offset=2 *** Failers xyzfo\=ps obar\=dfa_restart /(ab*(cd|ef))+X/ adfadadaklhlkalkajhlkjahdfasdfasdfladsfjkj\=ps,noteol lkjhlkjhlkjhlkjhabbbbbbcdaefabbbbbbbefa\=ps,notbol,noteol cdabbbbbbbb\=ps,notbol,dfa_restart,noteol efabbbbbbbbbbbbbbbb\=ps,notbol,dfa_restart,noteol bbbbbbbbbbbbcdXyasdfadf\=ps,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 /^\�/ � /^�/ � /^[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< /ab/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�r /����[�-��-�]+/ ����� ����� ����� ����� /(?<=Z)X./ \x84XAZXB /^(?(2)a|(1)(2))+$/ 123a /(?<=a|bbbb)c/ ac bbbbc /line\nbreak/ this is a line\nbreak line one\nthis is a line\nbreak in the second line /line\nbreak/firstline this is a line\nbreak ** Failers line one\nthis is a line\nbreak in the second line /line\nbreak/m,firstline this is a line\nbreak ** Failers line one\nthis is a line\nbreak in the second line /1234/ 123\=ps a4\=ps,dfa_restart /1234/ 123\=ps 4\=ps,dfa_restart /^/gm a\nb\nc\n \ /(?<=C\n)^/gm A\nC\nC\n /(?s)A?B/ AB aB /(?s)A*B/ AB aB /(?m)A?B/ AB aB /(?m)A*B/ AB aB /Content-Type\x3A[^\r\n]{6,}/ Content-Type:xxxxxyyy /Content-Type\x3A[^\r\n]{6,}z/ Content-Type:xxxxxyyyz /Content-Type\x3A[^a]{6,}/ Content-Type:xxxyyy /Content-Type\x3A[^a]{6,}z/ Content-Type:xxxyyyz /^abc/Im,newline=lf xyz\nabc xyz\r\nabc ** Failers xyz\rabc xyzabc\r xyzabc\rpqr xyzabc\r\n xyzabc\r\npqr /^abc/Im,newline=crlf xyz\r\nabclf> ** Failers xyz\nabclf xyz\rabclf /^abc/Im,newline=cr xyz\rabc ** Failers xyz\nabc xyz\r\nabc /.*/I,newline=lf abc\ndef abc\rdef abc\r\ndef /.*/I,newline=cr abc\ndef abc\rdef abc\r\ndef /.*/I,newline=crlf abc\ndef abc\rdef abc\r\ndef /\w+(.)(.)?def/Is abc\ndef abc\rdef abc\r\ndef /\w+(.)(.)?def/s abc\ndef abc\rdef abc\r\ndef /^\w+=.*(\\\n.*)*/ abc=xyz\\\npqr /^(a()*)*/ aaaa /^(?:a(?:(?:))*)*/ aaaa /^(a()+)+/ aaaa /^(?:a(?:(?:))+)+/ aaaa /(a|)*\d/ aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa4 /(?>a|)*\d/ aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa4 /(?:a|)*\d/ aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa4 /^a.b/newline=lf a\rb ** Failers a\nb /^a.b/newline=cr a\nb ** Failers a\rb /^a.b/newline=anycrlf a\x85b ** Failers a\rb /^a.b/newline=any ** Failers a\nb a\rb a\x85b /^abc./gmx,newline=any abc1 \x0aabc2 \x0babc3xx \x0cabc4 \x0dabc5xx \x0d\x0aabc6 \x85abc7 JUNK /abc.$/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 /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 /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(?!)|\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 ** Failers abc abcxypqr /xyz/auto_callout,no_start_optimize abcxyz ** Failers abc abcxypqr /(*NO_START_OPT)xyz/auto_callout abcxyz /(?C)ab/ ab ab\=callout_none /ab/auto_callout ab ab\=callout_none /^"((?(?=[a])[^"])|b)*"$/auto_callout "ab" "ab"\=callout_none /\d+X|9+Y/ ++++123999\=ps ++++123999Y\=ps /Z(*F)/ Z\=ps ZA\=ps /Z(?!)/ Z\=ps ZA\=ps /dog(sbody)?/ dogs\=ps dogs\=ph /dog(sbody)??/ dogs\=ps dogs\=ph /dog|dogsbody/ dogs\=ps dogs\=ph /dogsbody|dog/ dogs\=ps dogs\=ph /Z(*F)Q|ZXY/ Z\=ps ZA\=ps X\=ps /\bthe cat\b/ the cat\=ps the cat\=ph /dog(sbody)?/ dogs\=ps body\=dfa_restart /dog(sbody)?/ dogs\=ph body\=dfa_restart /abc/ abc\=ps abc\=ph /abc\K123/ xyzabc123pqr /(?<=abc)123/ xyzabc123pqr xyzabc12\=ps xyzabc12\=ph /\babc\b/ +++abc+++ +++ab\=ps +++ab\=ph /(?=C)/g,aftertext ABCDECBA /(abc|def|xyz)/I terhjk;abcdaadsfe the quick xyz brown fox ** Failers thejk;adlfj aenjl;fda asdfasd ehj;kjxyasiupd /(abc|def|xyz)/I,no_start_optimize terhjk;abcdaadsfe the quick xyz brown fox ** Failers thejk;adlfj aenjl;fda asdfasd ehj;kjxyasiupd /abcd*/aftertext xxxxabcd\=ps xxxxabcd\=ph dddxxx\=dfa_restart xxxxabcd\=ph xxx\=dfa_restart /abcd*/i xxxxabcd\=ps xxxxabcd\=ph XXXXABCD\=ps XXXXABCD\=ph /abc\d*/ xxxxabc1\=ps xxxxabc1\=ph /abc[de]*/ xxxxabcde\=ps xxxxabcde\=ph /(?:(?1)|B)(A(*F)|C)/ ABCD CCD ** Failers CAD /^(?:(?1)|B)(A(*F)|C)/ CCD BCD ** Failers ABCD CAD BAD /^(?!a(*SKIP)b)/ ac /^(?=a(*SKIP)b|ac)/ ** Failers ac /^(?=a(*THEN)b|ac)/ ac /^(?=a(*PRUNE)b)/ ab ** Failers ac /^(?(?!a(*SKIP)b))/ ac /(?<=abc)def/ abc\=ph /abc$/ abc abc\=ps abc\=ph /abc$/m abc abc\n abc\=ph abc\n\=ph abc\=ps abc\n\=ps /abc\z/ abc abc\=ps abc\=ph /abc\Z/ abc abc\=ps abc\=ph /abc\b/ abc abc\=ps abc\=ph /abc\B/ abc abc\=ps abc\=ph /.+/ abc\=offset=0 abc\=offset=1 abc\=offset=2 abc\=offset=3 abc\=offset=4 abc\=offset=-4 /^(?:a)++\w/ aaaab ** Failers aaaa bbb /^(?:aa|(?:a)++\w)/ aaaab aaaa ** Failers bbb /^(?:a)*+\w/ aaaab bbb ** Failers aaaa /^(a)++\w/ aaaab ** Failers aaaa bbb /^(a|)++\w/ aaaab ** Failers aaaa bbb /(?=abc){3}abc/aftertext abcabcabc ** Failers xyz /(?=abc)+abc/aftertext abcabcabc ** Failers xyz /(?=abc)++abc/aftertext abcabcabc ** Failers xyz /(?=abc){0}xyz/ xyz /(?=abc){1}xyz/ ** Failers xyz /(?=(a))?./ ab bc /(?=(a))??./ ab bc /^(?=(a)){0}b(?1)/ backgammon /^(?=(?1))?[az]([abc])d/ abd zcdxx /^(?!a){0}\w+/ aaaaa /(?<=(abc))?xyz/ abcxyz pqrxyz /((?2))((?1))/ abc /(?(R)a+|(?R)b)/ aaaabcde /(?(R)a+|((?R))b)/ aaaabcde /((?(R)a+|(?1)b))/ aaaabcde /((?(R2)a+|(?1)b))/ aaaabcde /(?(R)a*(?1)|((?R))b)/ aaaabcde /(a+)/no_auto_possess aaaa\=ovector=3 aaaa\=ovector=4 /ab\Cde/ abXde /(?<=ab\Cde)X/ abZdeX /^\R/ \r\=ps \r\=ph /^\R{2,3}x/ \r\=ps \r\=ph \r\r\=ps \r\r\=ph \r\r\r\=ps \r\r\r\=ph \r\rx \r\r\rx /^\R{2,3}?x/ \r\=ps \r\=ph \r\r\=ps \r\r\=ph \r\r\r\=ps \r\r\r\=ph \r\rx \r\r\rx /^\R?x/ \r\=ps \r\=ph x \rx /^\R+x/ \r\=ps \r\=ph \r\n\=ps \r\n\=ph \rx /^a$/newline=crlf a\r\=ps a\r\=ph /^a$/m,newline=crlf a\r\=ps a\r\=ph /^(a$|a\r)/newline=crlf a\r\=ps a\r\=ph /^(a$|a\r)/m,newline=crlf a\r\=ps a\r\=ph /./newline=crlf \r\=ps \r\=ph /.{2,3}/newline=crlf \r\=ps \r\=ph \r\r\=ps \r\r\=ph \r\r\r\=ps \r\r\r\=ph /.{2,3}?/newline=crlf \r\=ps \r\=ph \r\r\=ps \r\r\=ph \r\r\r\=ps \r\r\r\=ph # Test simple validity check for restarts /abcdef/ abc\=dfa_restart /<H((?(?!<H|F>)(.)|(?R))++)*F>/ text <H more text <H texting more hexA0-"\xA0" hex above 7F-"\xBC" F> text xxxxx <H text F> text F> text2 <H text sample F> more text. /^(?>.{4})abc|^\w\w.xabcd/ xxxxabcd xx\xa0xabcd /^(.{4}){2}+abc|^\w\w.x\w\w\w\wabcd/ xxxxxxxxabcd xx\xa0xxxxxabcd /abcd/ abcd\=ovector=0 # These tests show up auto-possessification /[ab]*/ aaaa /[ab]*?/ aaaa /[ab]?/ aaaa /[ab]??/ aaaa /[ab]+/ aaaa /[ab]+?/ aaaa /[ab]{2,3}/ aaaa /[ab]{2,3}?/ aaaa /[ab]{2,}/ aaaa /[ab]{2,}?/ aaaa '\A(?:[^\"]++|\"(?:[^\"]*+|\"\")*+\")++' NON QUOTED \"QUOT\"\"ED\" AFTER \"NOT MATCHED '\A(?:[^\"]++|\"(?:[^\"]++|\"\")*+\")++' NON QUOTED \"QUOT\"\"ED\" AFTER \"NOT MATCHED /abc(?=xyz)/allusedtext abcxyzpqr abcxyzpqr\=aftertext /(?<=pqr)abc(?=xyz)/allusedtext xyzpqrabcxyzpqr xyzpqrabcxyzpqr\=aftertext /a\b/ a.\=allusedtext a\=allusedtext /abc(?=abcde)(?=ab)/allusedtext abcabcdefg /a*?b*?/ ab /(*NOTEMPTY)a*?b*?/ ab ba cb /(*NOTEMPTY_ATSTART)a*?b*?/aftertext ab cdab /(a)(b)|(c)/ XcX\=ovector=2,get=1,get=2,get=3,get=4,getall /(?<A>aa)/ aa\=get=A aa\=copy=A /a+/no_auto_possess a\=ovector=2,get=1,get=2,getall aaa\=ovector=2,get=1,get=2,getall /a(b)c(d)/ abc\=ph,copy=0,copy=1,getall /ab(?C" any text with spaces ")cde/B abcde 12abcde /^a(b)c(?C1)def/ abcdef /^a(b)c(?C"AB")def/ abcdef /^a(b)c(?C1)def/ abcdef\=callout_capture /^a(b)c(?C{AB})def/B abcdef\=callout_capture /^(?(?C25)(?=abc)abcd|xyz)/B abcdefg xyz123 /^(?(?C$abc$)(?=abc)abcd|xyz)/B abcdefg xyz123 /^ab(?C'first')cd(?C"second")ef/ abcdefg /(?:a(?C`code`)){3}X/ aaaXY # Binary zero in callout string # a ( ? C ' x z ' ) b / 61 28 3f 43 27 78 00 7a 27 29 62/hex abcdefgh /(?(?!)a|b)/ bbb aaa /^/gm \n\n\n /^/gm,alt_circumflex \n\n\n # End of testinput6