glibc/posix/PCRE.tests

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# PCRE version 4.4 21-August-2003
# Tests taken from PCRE and modified to suit glibc regex.
#
# PCRE LICENCE
# ------------
#
# PCRE is a library of functions to support regular expressions whose syntax
# and semantics are as close as possible to those of the Perl 5 language.
#
# Written by: Philip Hazel <ph10@cam.ac.uk>
#
# University of Cambridge Computing Service,
# Cambridge, England. Phone: +44 1223 334714.
#
# Copyright (c) 1997-2003 University of Cambridge
#
# Permission is granted to anyone to use this software for any purpose on any
# computer system, and to redistribute it freely, subject to the following
# restrictions:
#
# 1. This software is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
#
# 2. The origin of this software must not be misrepresented, either by
# explicit claim or by omission. In practice, this means that if you use
# PCRE in software that you distribute to others, commercially or
# otherwise, you must put a sentence like this
#
# Regular expression support is provided by the PCRE library package,
# which is open source software, written by Philip Hazel, and copyright
# by the University of Cambridge, England.
#
# somewhere reasonably visible in your documentation and in any relevant
# files or online help data or similar. A reference to the ftp site for
# the source, that is, to
#
# ftp://ftp.csx.cam.ac.uk/pub/software/programming/pcre/
#
# should also be given in the documentation. However, this condition is not
# intended to apply to whole chains of software. If package A includes PCRE,
# it must acknowledge it, but if package B is software that includes package
# A, the condition is not imposed on package B (unless it uses PCRE
# independently).
#
# 3. Altered versions must be plainly marked as such, and must not be
# misrepresented as being the original software.
#
# 4. If PCRE is embedded in any software that is released under the GNU
# General Purpose Licence (GPL), or Lesser General Purpose Licence (LGPL),
# then the terms of that licence shall supersede any condition above with
# which it is incompatible.
#
# The documentation for PCRE, supplied in the "doc" directory, is distributed
# under the same terms as the software itself.
#
# End
#
/the quick brown fox/
the quick brown fox
0: the quick brown fox
The quick brown FOX
No match
What do you know about the quick brown fox?
0: the quick brown fox
What do you know about THE QUICK BROWN FOX?
No match
/The quick brown fox/i
the quick brown fox
0: the quick brown fox
The quick brown FOX
0: The quick brown FOX
What do you know about the quick brown fox?
0: the quick brown fox
What do you know about THE QUICK BROWN FOX?
0: THE QUICK BROWN FOX
/a*abc?xyz+pqr{3}ab{2,}xy{4,5}pq{0,6}AB{0,}zz/
abxyzpqrrrabbxyyyypqAzz
0: abxyzpqrrrabbxyyyypqAzz
abxyzpqrrrabbxyyyypqAzz
0: abxyzpqrrrabbxyyyypqAzz
aabxyzpqrrrabbxyyyypqAzz
0: aabxyzpqrrrabbxyyyypqAzz
aaabxyzpqrrrabbxyyyypqAzz
0: aaabxyzpqrrrabbxyyyypqAzz
aaaabxyzpqrrrabbxyyyypqAzz
0: aaaabxyzpqrrrabbxyyyypqAzz
abcxyzpqrrrabbxyyyypqAzz
0: abcxyzpqrrrabbxyyyypqAzz
aabcxyzpqrrrabbxyyyypqAzz
0: aabcxyzpqrrrabbxyyyypqAzz
aaabcxyzpqrrrabbxyyyypAzz
0: aaabcxyzpqrrrabbxyyyypAzz
aaabcxyzpqrrrabbxyyyypqAzz
0: aaabcxyzpqrrrabbxyyyypqAzz
aaabcxyzpqrrrabbxyyyypqqAzz
0: aaabcxyzpqrrrabbxyyyypqqAzz
aaabcxyzpqrrrabbxyyyypqqqAzz
0: aaabcxyzpqrrrabbxyyyypqqqAzz
aaabcxyzpqrrrabbxyyyypqqqqAzz
0: aaabcxyzpqrrrabbxyyyypqqqqAzz
aaabcxyzpqrrrabbxyyyypqqqqqAzz
0: aaabcxyzpqrrrabbxyyyypqqqqqAzz
aaabcxyzpqrrrabbxyyyypqqqqqqAzz
0: aaabcxyzpqrrrabbxyyyypqqqqqqAzz
aaaabcxyzpqrrrabbxyyyypqAzz
0: aaaabcxyzpqrrrabbxyyyypqAzz
abxyzzpqrrrabbxyyyypqAzz
0: abxyzzpqrrrabbxyyyypqAzz
aabxyzzzpqrrrabbxyyyypqAzz
0: aabxyzzzpqrrrabbxyyyypqAzz
aaabxyzzzzpqrrrabbxyyyypqAzz
0: aaabxyzzzzpqrrrabbxyyyypqAzz
aaaabxyzzzzpqrrrabbxyyyypqAzz
0: aaaabxyzzzzpqrrrabbxyyyypqAzz
abcxyzzpqrrrabbxyyyypqAzz
0: abcxyzzpqrrrabbxyyyypqAzz
aabcxyzzzpqrrrabbxyyyypqAzz
0: aabcxyzzzpqrrrabbxyyyypqAzz
aaabcxyzzzzpqrrrabbxyyyypqAzz
0: aaabcxyzzzzpqrrrabbxyyyypqAzz
aaaabcxyzzzzpqrrrabbxyyyypqAzz
0: aaaabcxyzzzzpqrrrabbxyyyypqAzz
aaaabcxyzzzzpqrrrabbbxyyyypqAzz
0: aaaabcxyzzzzpqrrrabbbxyyyypqAzz
aaaabcxyzzzzpqrrrabbbxyyyyypqAzz
0: aaaabcxyzzzzpqrrrabbbxyyyyypqAzz
aaabcxyzpqrrrabbxyyyypABzz
0: aaabcxyzpqrrrabbxyyyypABzz
aaabcxyzpqrrrabbxyyyypABBzz
0: aaabcxyzpqrrrabbxyyyypABBzz
>>>aaabxyzpqrrrabbxyyyypqAzz
0: aaabxyzpqrrrabbxyyyypqAzz
>aaaabxyzpqrrrabbxyyyypqAzz
0: aaaabxyzpqrrrabbxyyyypqAzz
>>>>abcxyzpqrrrabbxyyyypqAzz
0: abcxyzpqrrrabbxyyyypqAzz
*** Failers
No match
abxyzpqrrabbxyyyypqAzz
No match
abxyzpqrrrrabbxyyyypqAzz
No match
abxyzpqrrrabxyyyypqAzz
No match
aaaabcxyzzzzpqrrrabbbxyyyyyypqAzz
No match
aaaabcxyzzzzpqrrrabbbxyyypqAzz
No match
aaabcxyzpqrrrabbxyyyypqqqqqqqAzz
No match
/^(abc){1,2}zz/
abczz
0: abczz
1: abc
abcabczz
0: abcabczz
1: abc
*** Failers
No match
zz
No match
abcabcabczz
No match
>>abczz
No match
/^(b+|a){1,2}c/
bc
0: bc
1: b
bbc
0: bbc
1: bb
bbbc
0: bbbc
1: bbb
bac
0: bac
1: a
bbac
0: bbac
1: a
aac
0: aac
1: a
abbbbbbbbbbbc
0: abbbbbbbbbbbc
1: bbbbbbbbbbb
bbbbbbbbbbbac
0: bbbbbbbbbbbac
1: a
*** Failers
No match
aaac
No match
abbbbbbbbbbbac
No match
/^[]cde]/
]thing
0: ]
cthing
0: c
dthing
0: d
ething
0: e
*** Failers
No match
athing
No match
fthing
No match
/^[^]cde]/
athing
0: a
fthing
0: f
*** Failers
0: *
]thing
No match
cthing
No match
dthing
No match
ething
No match
/^[0-9]+$/
0
0: 0
1
0: 1
2
0: 2
3
0: 3
4
0: 4
5
0: 5
6
0: 6
7
0: 7
8
0: 8
9
0: 9
10
0: 10
100
0: 100
*** Failers
No match
abc
No match
/^.*nter/
enter
0: enter
inter
0: inter
uponter
0: uponter
/^xxx[0-9]+$/
xxx0
0: xxx0
xxx1234
0: xxx1234
*** Failers
No match
xxx
No match
/^.+[0-9][0-9][0-9]$/
x123
0: x123
xx123
0: xx123
123456
0: 123456
*** Failers
No match
123
No match
x1234
0: x1234
/^([^!]+)!(.+)=apquxz\.ixr\.zzz\.ac\.uk$/
abc!pqr=apquxz.ixr.zzz.ac.uk
0: abc!pqr=apquxz.ixr.zzz.ac.uk
1: abc
2: pqr
*** Failers
No match
!pqr=apquxz.ixr.zzz.ac.uk
No match
abc!=apquxz.ixr.zzz.ac.uk
No match
abc!pqr=apquxz:ixr.zzz.ac.uk
No match
abc!pqr=apquxz.ixr.zzz.ac.ukk
No match
/:/
Well, we need a colon: somewhere
0: :
*** Fail if we don't
No match
/([0-9a-f:]+)$/i
0abc
0: 0abc
1: 0abc
abc
0: abc
1: abc
fed
0: fed
1: fed
E
0: E
1: E
::
0: ::
1: ::
5f03:12C0::932e
0: 5f03:12C0::932e
1: 5f03:12C0::932e
fed def
0: def
1: def
Any old stuff
0: ff
1: ff
*** Failers
No match
0zzz
No match
gzzz
No match
Any old rubbish
No match
/^.*\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})$/
.1.2.3
0: .1.2.3
1: 1
2: 2
3: 3
A.12.123.0
0: A.12.123.0
1: 12
2: 123
3: 0
*** Failers
No match
.1.2.3333
No match
1.2.3
No match
1234.2.3
No match
/^([0-9]+)\s+IN\s+SOA\s+(\S+)\s+(\S+)\s*\(\s*$/
1 IN SOA non-sp1 non-sp2(
0: 1 IN SOA non-sp1 non-sp2(
1: 1
2: non-sp1
3: non-sp2
1 IN SOA non-sp1 non-sp2 (
0: 1 IN SOA non-sp1 non-sp2 (
1: 1
2: non-sp1
3: non-sp2
*** Failers
No match
1IN SOA non-sp1 non-sp2(
No match
/^[a-zA-Z0-9][a-zA-Z0-9-]*(\.[a-zA-Z0-9][a-zA-z0-9-]*)*\.$/
a.
0: a.
Z.
0: Z.
2.
0: 2.
ab-c.pq-r.
0: ab-c.pq-r.
1: .pq-r
sxk.zzz.ac.uk.
0: sxk.zzz.ac.uk.
1: .uk
x-.y-.
0: x-.y-.
1: .y-
*** Failers
No match
-abc.peq.
No match
/^\*\.[a-z]([a-z0-9-]*[a-z0-9]+)?(\.[a-z]([a-z0-9-]*[a-z0-9]+)?)*$/
*.a
0: *.a
*.b0-a
0: *.b0-a
1: 0-a
*.c3-b.c
0: *.c3-b.c
1: 3-b
2: .c
*.c-a.b-c
0: *.c-a.b-c
1: -a
2: .b-c
3: -c
*** Failers
No match
*.0
No match
*.a-
No match
*.a-b.c-
No match
*.c-a.0-c
No match
/^[0-9a-f](\.[0-9a-f])*$/i
a.b.c.d
0: a.b.c.d
1: .d
A.B.C.D
0: A.B.C.D
1: .D
a.b.c.1.2.3.C
0: a.b.c.1.2.3.C
1: .C
/^".*"\s*(;.*)?$/
"1234"
0: "1234"
"abcd" ;
0: "abcd" ;
1: ;
"" ; rhubarb
0: "" ; rhubarb
1: ; rhubarb
*** Failers
No match
"1234" : things
No match
/^(a(b(c)))(d(e(f)))(h(i(j)))(k(l(m)))$/
abcdefhijklm
0: abcdefhijklm
1: abc
2: bc
3: c
4: def
5: ef
6: f
7: hij
8: ij
9: j
10: klm
11: lm
12: m
/^a*\w/
z
0: z
az
0: az
aaaz
0: aaaz
a
0: a
aa
0: aa
aaaa
0: aaaa
a+
0: a
aa+
0: aa
/^a+\w/
az
0: az
aaaz
0: aaaz
aa
0: aa
aaaa
0: aaaa
aa+
0: aa
/^[0-9]{8}\w{2,}/
1234567890
0: 1234567890
12345678ab
0: 12345678ab
12345678__
0: 12345678__
*** Failers
No match
1234567
No match
/^[aeiou0-9]{4,5}$/
uoie
0: uoie
1234
0: 1234
12345
0: 12345
aaaaa
0: aaaaa
*** Failers
No match
123456
No match
/\`(abc|def)=(\1){2,3}\'/
abc=abcabc
0: abc=abcabc
1: abc
2: abc
def=defdefdef
0: def=defdefdef
1: def
2: def
*** Failers
No match
abc=defdef
No match
/(cat(a(ract|tonic)|erpillar)) \1()2(3)/
cataract cataract23
0: cataract cataract23
1: cataract
2: aract
3: ract
4:
5: 3
catatonic catatonic23
0: catatonic catatonic23
1: catatonic
2: atonic
3: tonic
4:
5: 3
caterpillar caterpillar23
0: caterpillar caterpillar23
1: caterpillar
2: erpillar
3: <unset>
4:
5: 3
/^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
0: From abcd Mon Sep 01 12:33
1: abcd
/^From\s+\S+\s+([a-zA-Z]{3}\s+){2}[0-9]{1,2}\s+[0-9][0-9]:[0-9][0-9]/
From abcd Mon Sep 01 12:33:02 1997
0: From abcd Mon Sep 01 12:33
1: Sep
From abcd Mon Sep 1 12:33:02 1997
0: From abcd Mon Sep 1 12:33
1: Sep
*** Failers
No match
From abcd Sep 01 12:33:02 1997
No match
/^(a)\1{2,3}(.)/
aaab
0: aaab
1: a
2: b
aaaab
0: aaaab
1: a
2: b
aaaaab
0: aaaaa
1: a
2: a
aaaaaab
0: aaaaa
1: a
2: a
/^[ab]{1,3}(ab*|b)/
aabbbbb
0: aabbbbb
1: abbbbb
/^(cow|)\1(bell)/
cowcowbell
0: cowcowbell
1: cow
2: bell
bell
0: bell
1:
2: bell
*** Failers
No match
cowbell
No match
/^(a|)\1+b/
aab
0: aab
1: a
aaaab
0: aaaab
1: a
b
0: b
1:
*** Failers
No match
ab
No match
/^(a|)\1{2}b/
aaab
0: aaab
1: a
b
0: b
1:
*** Failers
No match
ab
No match
aab
No match
aaaab
No match
/^(a|)\1{2,3}b/
aaab
0: aaab
1: a
aaaab
0: aaaab
1: a
b
0: b
1:
*** Failers
No match
ab
No match
aab
No match
aaaaab
No match
/ab{1,3}bc/
abbbbc
0: abbbbc
abbbc
0: abbbc
abbc
0: abbc
*** Failers
No match
abc
No match
abbbbbc
No match
/([^.]*)\.([^:]*):[T ]+(.*)/
track1.title:TBlah blah blah
0: track1.title:TBlah blah blah
1: track1
2: title
3: Blah blah blah
/([^.]*)\.([^:]*):[T ]+(.*)/i
track1.title:TBlah blah blah
0: track1.title:TBlah blah blah
1: track1
2: title
3: Blah blah blah
/([^.]*)\.([^:]*):[t ]+(.*)/i
track1.title:TBlah blah blah
0: track1.title:TBlah blah blah
1: track1
2: title
3: Blah blah blah
/^abc$/
abc
0: abc
*** Failers
No match
/[-az]+/
az-
0: az-
*** Failers
0: a
b
No match
/[az-]+/
za-
0: za-
*** Failers
0: a
b
No match
/[a-z]+/
abcdxyz
0: abcdxyz
/[0-9-]+/
12-34
0: 12-34
*** Failers
No match
aaa
No match
/(abc)\1/i
abcabc
0: abcabc
1: abc
ABCabc
0: ABCabc
1: ABC
abcABC
0: abcABC
1: abc
/a{0}bc/
bc
0: bc
/^([^a])([^b])([^c]*)([^d]{3,4})/
baNOTccccd
0: baNOTcccc
1: b
2: a
3: NOT
4: cccc
baNOTcccd
0: baNOTccc
1: b
2: a
3: NOT
4: ccc
baNOTccd
0: baNOTcc
1: b
2: a
3: NO
4: Tcc
bacccd
0: baccc
1: b
2: a
3:
4: ccc
*** Failers
0: *** Failers
1: *
2: *
3: * Fail
4: ers
anything
No match
baccd
No match
/[^a]/
Abc
0: A
/[^a]/i
Abc
0: b
/[^a]+/
AAAaAbc
0: AAA
/[^a]+/i
AAAaAbc
0: bc
/[^k]$/
abc
0: c
*** Failers
0: s
abk
No match
/[^k]{2,3}$/
abc
0: abc
kbc
0: bc
kabc
0: abc
*** Failers
0: ers
abk
No match
akb
No match
akk
No match
/^[0-9]{8,}@.+[^k]$/
12345678@a.b.c.d
0: 12345678@a.b.c.d
123456789@x.y.z
0: 123456789@x.y.z
*** Failers
No match
12345678@x.y.uk
No match
1234567@a.b.c.d
No match
/(a)\1{8,}/
aaaaaaaaa
0: aaaaaaaaa
1: a
aaaaaaaaaa
0: aaaaaaaaaa
1: a
*** Failers
No match
aaaaaaa
No match
/[^a]/
aaaabcd
0: b
aaAabcd
0: A
/[^a]/i
aaaabcd
0: b
aaAabcd
0: b
/[^az]/
aaaabcd
0: b
aaAabcd
0: A
/[^az]/i
aaaabcd
0: b
aaAabcd
0: b
/P[^*]TAIRE[^*]{1,6}LL/
xxxxxxxxxxxPSTAIREISLLxxxxxxxxx
0: PSTAIREISLL
/P[^*]TAIRE[^*]{1,}LL/
xxxxxxxxxxxPSTAIREISLLxxxxxxxxx
0: PSTAIREISLL
/(\.[0-9][0-9][1-9]?)[0-9]+/
1.230003938
0: .230003938
1: .23
1.875000282
0: .875000282
1: .875
1.235
0: .235
1: .23
/\b(foo)\s+(\w+)/i
Food is on the foo table
0: foo table
1: foo
2: table
/foo(.*)bar/
The food is under the bar in the barn.
0: food is under the bar in the bar
1: d is under the bar in the
/(.*)([0-9]*)/
I have 2 numbers: 53147
0: I have 2 numbers: 53147
1: I have 2 numbers: 53147
2:
/(.*)([0-9]+)/
I have 2 numbers: 53147
0: I have 2 numbers: 53147
1: I have 2 numbers: 5314
2: 7
/(.*)([0-9]+)$/
I have 2 numbers: 53147
0: I have 2 numbers: 53147
1: I have 2 numbers: 5314
2: 7
/(.*)\b([0-9]+)$/
I have 2 numbers: 53147
0: I have 2 numbers: 53147
1: I have 2 numbers:
2: 53147
/(.*[^0-9])([0-9]+)$/
I have 2 numbers: 53147
0: I have 2 numbers: 53147
1: I have 2 numbers:
2: 53147
/[[:digit:]][[:digit:]]\/[[:digit:]][[:digit:]]\/[[:digit:]][[:digit:]][[:digit:]][[:digit:]]/
01/01/2000
0: 01/01/2000
/^(a){0,0}/
bcd
0:
abc
0:
aab
0:
/^(a){0,1}/
bcd
0:
abc
0: a
1: a
aab
0: a
1: a
/^(a){0,2}/
bcd
0:
abc
0: a
1: a
aab
0: aa
1: a
/^(a){0,3}/
bcd
0:
abc
0: a
1: a
aab
0: aa
1: a
aaa
0: aaa
1: a
/^(a){0,}/
bcd
0:
abc
0: a
1: a
aab
0: aa
1: a
aaa
0: aaa
1: a
aaaaaaaa
0: aaaaaaaa
1: a
/^(a){1,1}/
bcd
No match
abc
0: a
1: a
aab
0: a
1: a
/^(a){1,2}/
bcd
No match
abc
0: a
1: a
aab
0: aa
1: a
/^(a){1,3}/
bcd
No match
abc
0: a
1: a
aab
0: aa
1: a
aaa
0: aaa
1: a
/^(a){1,}/
bcd
No match
abc
0: a
1: a
aab
0: aa
1: a
aaa
0: aaa
1: a
aaaaaaaa
0: aaaaaaaa
1: a
/^[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
0: 123456654321
/^[[:digit:]][[:digit:]][[:digit:]][[:digit:]][[:digit:]][[:digit:]][[:digit:]][[:digit:]][[:digit:]][[:digit:]][[:digit:]][[:digit:]]/
123456654321
0: 123456654321
/^[abc]{12}/
abcabcabcabc
0: abcabcabcabc
/^[a-c]{12}/
abcabcabcabc
0: abcabcabcabc
/^(a|b|c){12}/
abcabcabcabc
0: abcabcabcabc
1: c
/^[abcdefghijklmnopqrstuvwxy0123456789]/
n
0: n
*** Failers
No match
z
No match
/abcde{0,0}/
abcd
0: abcd
*** Failers
No match
abce
No match
/ab[cd]{0,0}e/
abe
0: abe
*** Failers
No match
abcde
No match
/ab(c){0,0}d/
abd
0: abd
*** Failers
No match
abcd
No match
/a(b*)/
a
0: a
1:
ab
0: ab
1: b
abbbb
0: abbbb
1: bbbb
*** Failers
0: a
1:
bbbbb
No match
/ab[0-9]{0}e/
abe
0: abe
*** Failers
No match
ab1e
No match
/(A|B)*CD/
CD
0: CD
/(AB)*\1/
ABABAB
0: ABABAB
1: AB
/([0-9]+)(\w)/
12345a
0: 12345a
1: 12345
2: a
12345+
0: 12345
1: 1234
2: 5
/(abc|)+/
abc
0: abc
1: abc
abcabc
0: abcabc
1: abc
abcabcabc
0: abcabcabc
1: abc
xyz
0:
1:
/([a]*)*/
a
0: a
1: a
aaaaa
0: aaaaa
1: aaaaa
/([ab]*)*/
a
0: a
1: a
b
0: b
1: b
ababab
0: ababab
1: ababab
aaaabcde
0: aaaab
1: aaaab
bbbb
0: bbbb
1: bbbb
/([^a]*)*/
b
0: b
1: b
bbbb
0: bbbb
1: bbbb
aaa
0:
/([^ab]*)*/
cccc
0: cccc
1: cccc
abab
0:
/abc/
abc
0: abc
xabcy
0: abc
ababc
0: abc
*** Failers
No match
xbc
No match
axc
No match
abx
No match
/ab*c/
abc
0: abc
/ab*bc/
abc
0: abc
abbc
0: abbc
abbbbc
0: abbbbc
/.{1}/
abbbbc
0: a
/.{3,4}/
abbbbc
0: abbb
/ab{0,}bc/
abbbbc
0: abbbbc
/ab+bc/
abbc
0: abbc
*** Failers
No match
abc
No match
abq
No match
/ab+bc/
abbbbc
0: abbbbc
/ab{1,}bc/
abbbbc
0: abbbbc
/ab{1,3}bc/
abbbbc
0: abbbbc
/ab{3,4}bc/
abbbbc
0: abbbbc
/ab{4,5}bc/
*** Failers
No match
abq
No match
abbbbc
No match
/ab?bc/
abbc
0: abbc
abc
0: abc
/ab{0,1}bc/
abc
0: abc
/ab?c/
abc
0: abc
/ab{0,1}c/
abc
0: abc
/^abc$/
abc
0: abc
*** Failers
No match
abbbbc
No match
abcc
No match
/^abc/
abcc
0: abc
/abc$/
aabc
0: abc
*** Failers
No match
aabc
0: abc
aabcd
No match
/^/
abc
0:
/$/
abc
0:
/a.c/
abc
0: abc
axc
0: axc
/a.*c/
axyzc
0: axyzc
/a[bc]d/
abd
0: abd
*** Failers
No match
axyzd
No match
abc
No match
/a[b-d]e/
ace
0: ace
/a[b-d]/
aac
0: ac
/a[-b]/
a-
0: a-
/a[b-]/
a-
0: a-
/a[]]b/
a]b
0: a]b
/a[^bc]d/
aed
0: aed
*** Failers
No match
abd
No match
abd
No match
/a[^-b]c/
adc
0: adc
/a[^]b]c/
adc
0: adc
*** Failers
No match
a-c
0: a-c
a]c
No match
/\ba\b/
a-
0: a
-a
0: a
-a-
0: a
/\by\b/
*** Failers
No match
xy
No match
yz
No match
xyz
No match
/\Ba\B/
*** Failers
0: a
a-
No match
-a
No match
-a-
No match
/\By\b/
xy
0: y
/\by\B/
yz
0: y
/\By\B/
xyz
0: y
/\w/
a
0: a
/\W/
-
0: -
*** Failers
0: *
-
0: -
a
No match
/a\sb/
a b
0: a b
/a\Sb/
a-b
0: a-b
*** Failers
No match
a-b
0: a-b
a b
No match
/[0-9]/
1
0: 1
/[^0-9]/
-
0: -
*** Failers
0: *
-
0: -
1
No match
/ab|cd/
abc
0: ab
abcd
0: ab
/()ef/
def
0: ef
1:
/a\(b/
a(b
0: a(b
/a\(*b/
ab
0: ab
a((b
0: a((b
/((a))/
abc
0: a
1: a
2: a
/(a)b(c)/
abc
0: abc
1: a
2: c
/a+b+c/
aabbabc
0: abc
/a{1,}b{1,}c/
aabbabc
0: abc
/(a+|b)*/
ab
0: ab
1: b
/(a+|b){0,}/
ab
0: ab
1: b
/(a+|b)+/
ab
0: ab
1: b
/(a+|b){1,}/
ab
0: ab
1: b
/(a+|b)?/
ab
0: a
1: a
/(a+|b){0,1}/
ab
0: a
1: a
/[^ab]*/
cde
0: cde
/abc/
*** Failers
No match
b
No match
/a*/
/([abc])*d/
abbbcd
0: abbbcd
1: c
/([abc])*bcd/
abcd
0: abcd
1: a
/a|b|c|d|e/
e
0: e
/(a|b|c|d|e)f/
ef
0: ef
1: e
/abcd*efg/
abcdefg
0: abcdefg
/ab*/
xabyabbbz
0: ab
xayabbbz
0: a
/(ab|cd)e/
abcde
0: cde
1: cd
/[abhgefdc]ij/
hij
0: hij
/(abc|)ef/
abcdef
0: ef
1:
/(a|b)c*d/
abcd
0: bcd
1: b
/(ab|ab*)bc/
abc
0: abc
1: a
/a([bc]*)c*/
abc
0: abc
1: bc
/a([bc]*)(c*d)/
abcd
0: abcd
1: bc
2: d
/a([bc]+)(c*d)/
abcd
0: abcd
1: bc
2: d
/a([bc]*)(c+d)/
abcd
0: abcd
1: b
2: cd
/a[bcd]*dcdcde/
adcdcde
0: adcdcde
/a[bcd]+dcdcde/
*** Failers
No match
abcde
No match
adcdcde
No match
/(ab|a)b*c/
abc
0: abc
1: ab
/((a)(b)c)(d)/
abcd
0: abcd
1: abc
2: a
3: b
4: d
/[a-zA-Z_][a-zA-Z0-9_]*/
alpha
0: alpha
/^a(bc+|b[eh])g|.h$/
abh
0: bh
/(bc+d$|ef*g.|h?i(j|k))/
effgz
0: effgz
1: effgz
ij
0: ij
1: ij
2: j
reffgz
0: effgz
1: effgz
*** Failers
No match
effg
No match
bcdd
No match
/((((((((((a))))))))))/
a
0: a
1: a
2: a
3: a
4: a
5: a
6: a
7: a
8: a
9: a
10: a
/((((((((((a))))))))))\9/
aa
0: aa
1: a
2: a
3: a
4: a
5: a
6: a
7: a
8: a
9: a
10: a
/(((((((((a)))))))))/
a
0: a
1: a
2: a
3: a
4: a
5: a
6: a
7: a
8: a
9: a
/multiple words of text/
*** Failers
No match
aa
No match
uh-uh
No match
/multiple words/
multiple words, yeah
0: multiple words
/(.*)c(.*)/
abcde
0: abcde
1: ab
2: de
/\((.*), (.*)\)/
(a, b)
0: (a, b)
1: a
2: b
/abcd/
abcd
0: abcd
/a(bc)d/
abcd
0: abcd
1: bc
/a[-]?c/
ac
0: ac
/(abc)\1/
abcabc
0: abcabc
1: abc
/([a-c]*)\1/
abcabc
0: abcabc
1: abc
/(a)|\1/
a
0: a
1: a
*** Failers
0: a
1: a
ab
0: a
1: a
x
No match
/abc/i
ABC
0: ABC
XABCY
0: ABC
ABABC
0: ABC
*** Failers
No match
aaxabxbaxbbx
No match
XBC
No match
AXC
No match
ABX
No match
/ab*c/i
ABC
0: ABC
/ab*bc/i
ABC
0: ABC
ABBC
0: ABBC
/ab+bc/i
*** Failers
No match
ABC
No match
ABQ
No match
/ab+bc/i
ABBBBC
0: ABBBBC
/^abc$/i
ABC
0: ABC
*** Failers
No match
ABBBBC
No match
ABCC
No match
/^abc/i
ABCC
0: ABC
/abc$/i
AABC
0: ABC
/^/i
ABC
0:
/$/i
ABC
0:
/a.c/i
ABC
0: ABC
AXC
0: AXC
/a.*c/i
*** Failers
No match
AABC
0: AABC
AXYZD
No match
/a[bc]d/i
ABD
0: ABD
/a[b-d]e/i
ACE
0: ACE
*** Failers
No match
ABC
No match
ABD
No match
/a[b-d]/i
AAC
0: AC
/a[-b]/i
A-
0: A-
/a[b-]/i
A-
0: A-
/a[]]b/i
A]B
0: A]B
/a[^bc]d/i
AED
0: AED
/a[^-b]c/i
ADC
0: ADC
*** Failers
No match
ABD
No match
A-C
No match
/a[^]b]c/i
ADC
0: ADC
/ab|cd/i
ABC
0: AB
ABCD
0: AB
/()ef/i
DEF
0: EF
1:
/$b/i
*** Failers
No match
A]C
No match
B
No match
/a\(b/i
A(B
0: A(B
/a\(*b/i
AB
0: AB
A((B
0: A((B
/((a))/i
ABC
0: A
1: A
2: A
/(a)b(c)/i
ABC
0: ABC
1: A
2: C
/a+b+c/i
AABBABC
0: ABC
/a{1,}b{1,}c/i
AABBABC
0: ABC
/(a+|b)*/i
AB
0: AB
1: B
/(a+|b){0,}/i
AB
0: AB
1: B
/(a+|b)+/i
AB
0: AB
1: B
/(a+|b){1,}/i
AB
0: AB
1: B
/(a+|b)?/i
AB
0: A
1: A
/(a+|b){0,1}/i
AB
0: A
1: A
/[^ab]*/i
CDE
0: CDE
/([abc])*d/i
ABBBCD
0: ABBBCD
1: C
/([abc])*bcd/i
ABCD
0: ABCD
1: A
/a|b|c|d|e/i
E
0: E
/(a|b|c|d|e)f/i
EF
0: EF
1: E
/abcd*efg/i
ABCDEFG
0: ABCDEFG
/ab*/i
XABYABBBZ
0: AB
XAYABBBZ
0: A
/(ab|cd)e/i
ABCDE
0: CDE
1: CD
/[abhgefdc]ij/i
HIJ
0: HIJ
/^(ab|cd)e/i
ABCDE
No match
/(abc|)ef/i
ABCDEF
0: EF
1:
/(a|b)c*d/i
ABCD
0: BCD
1: B
/(ab|ab*)bc/i
ABC
0: ABC
1: A
/a([bc]*)c*/i
ABC
0: ABC
1: BC
/a([bc]*)(c*d)/i
ABCD
0: ABCD
1: BC
2: D
/a([bc]+)(c*d)/i
ABCD
0: ABCD
1: BC
2: D
/a([bc]*)(c+d)/i
ABCD
0: ABCD
1: B
2: CD
/a[bcd]*dcdcde/i
ADCDCDE
0: ADCDCDE
/a[bcd]+dcdcde/i
/(ab|a)b*c/i
ABC
0: ABC
1: AB
/((a)(b)c)(d)/i
ABCD
0: ABCD
1: ABC
2: A
3: B
4: D
/[a-zA-Z_][a-zA-Z0-9_]*/i
ALPHA
0: ALPHA
/^a(bc+|b[eh])g|.h$/i
ABH
0: BH
/(bc+d$|ef*g.|h?i(j|k))/i
EFFGZ
0: EFFGZ
1: EFFGZ
IJ
0: IJ
1: IJ
2: J
REFFGZ
0: EFFGZ
1: EFFGZ
*** Failers
No match
ADCDCDE
No match
EFFG
No match
BCDD
No match
/((((((((((a))))))))))/i
A
0: A
1: A
2: A
3: A
4: A
5: A
6: A
7: A
8: A
9: A
10: A
/((((((((((a))))))))))\9/i
AA
0: AA
1: A
2: A
3: A
4: A
5: A
6: A
7: A
8: A
9: A
10: A
/(((((((((a)))))))))/i
A
0: A
1: A
2: A
3: A
4: A
5: A
6: A
7: A
8: A
9: A
/multiple words of text/i
*** Failers
No match
AA
No match
UH-UH
No match
/multiple words/i
MULTIPLE WORDS, YEAH
0: MULTIPLE WORDS
/(.*)c(.*)/i
ABCDE
0: ABCDE
1: AB
2: DE
/\((.*), (.*)\)/i
(A, B)
0: (A, B)
1: A
2: B
/abcd/i
ABCD
0: ABCD
/a(bc)d/i
ABCD
0: ABCD
1: BC
/a[-]?c/i
AC
0: AC
/(abc)\1/i
ABCABC
0: ABCABC
1: ABC
/([a-c]*)\1/i
ABCABC
0: ABCABC
1: ABC
/((foo)|(bar))*/
foobar
0: foobar
1: bar
2: foo
3: bar
/^(.+)?B/
AB
0: AB
1: A
/^([^a-z])|(\^)$/
.
0: .
1: .
/^[<>]&/
<&OUT
0: <&
/^(){3,5}/
abc
0:
1:
/^(a+)*ax/
aax
0: aax
1: a
/^((a|b)+)*ax/
aax
0: aax
1: a
2: a
/^((a|bc)+)*ax/
aax
0: aax
1: a
2: a
/(a|x)*ab/
cab
0: ab
/(a)*ab/
cab
0: ab
/(ab)[0-9]\1/i
Ab4ab
0: Ab4ab
1: Ab
ab4Ab
0: ab4Ab
1: ab
/foo\w*[0-9]{4}baz/
foobar1234baz
0: foobar1234baz
/(\w+:)+/
one:
0: one:
1: one:
/((\w|:)+::)?(\w+)$/
abcd
0: abcd
1: <unset>
2: <unset>
3: abcd
xy:z:::abcd
0: xy:z:::abcd
1: xy:z:::
2: :
3: abcd
/^[^bcd]*(c+)/
aexycd
0: aexyc
1: c
/(a*)b+/
caab
0: aab
1: aa
/((\w|:)+::)?(\w+)$/
abcd
0: abcd
1: <unset>
2: <unset>
3: abcd
xy:z:::abcd
0: xy:z:::abcd
1: xy:z:::
2: :
3: abcd
*** Failers
0: Failers
1: <unset>
2: <unset>
3: Failers
abcd:
No match
abcd:
No match
/^[^bcd]*(c+)/
aexycd
0: aexyc
1: c
/((Z)+|A)*/
ZABCDEFG
0: ZA
1: A
2: Z
/(Z()|A)*/
ZABCDEFG
0: ZA
1: A
2:
/(Z(())|A)*/
ZABCDEFG
0: ZA
1: A
2:
3:
/(.*)[0-9]+\1/
abc123abc
0: abc123abc
1: abc
abc123bc
0: bc123bc
1: bc
/((.*))[0-9]+\1/
abc123abc
0: abc123abc
1: abc
2: abc
abc123bc
0: bc123bc
1: bc
2: bc