Regular Expressions 101

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An explanation of your regex will be automatically generated as you type.
Detailed match information will be displayed here automatically.
  • All Tokens
  • Common Tokens
  • General Tokens
  • Anchors
  • Meta Sequences
  • Quantifiers
  • Group Constructs
  • Character Classes
  • Flags/Modifiers
  • Substitution
  • A single character of: a, b or c
    [abc]
  • A character except: a, b or c
    [^abc]
  • A character in the range: a-z
    [a-z]
  • A character not in the range: a-z
    [^a-z]
  • A character in the range: a-z or A-Z
    [a-zA-Z]
  • Any single character
    .
  • Alternate - match either a or b
    a|b
  • Any whitespace character
    \s
  • Any non-whitespace character
    \S
  • Any digit
    \d
  • Any non-digit
    \D
  • Any word character
    \w
  • Any non-word character
    \W
  • Non-capturing group
    (?:...)
  • Capturing group
    (...)
  • Zero or one of a
    a?
  • Zero or more of a
    a*
  • One or more of a
    a+
  • Exactly 3 of a
    a{3}
  • 3 or more of a
    a{3,}
  • Between 3 and 6 of a
    a{3,6}
  • Start of string
    ^
  • End of string
    $
  • A word boundary
    \b
  • Non-word boundary
    \B

Regular Expression
No Match

/
/
gm

Test String

Code Generator

Language

Generated Code

#include <StringConstants.au3> ; to declare the Constants of StringRegExp #include <Array.au3> ; UDF needed for _ArrayDisplay and _ArrayConcatenate Local $sRegex = "(?m)(?!\d\d)(?![a-zA-Z]{2})(?:(?:>?[:;=%8BXx]['‘’]?[-o*,^っ]?(?:(?P<mouth>[()|Il])(?P=mouth)*|[\/0\]o\\D\[PpSs<>{}CcOXx*3@ÞþbL&?$#]))|(?:[()\\{}\/<\[>\]DOo0|SsXxlI*@q][-o*,]?['‘’]?[:=8;%Xx]<?))|(?P<head>\()?(?:(?P<eye>[<>v*.^~=ಠ-])?[_.-](?P=eye)|[o0O][_.-][o0O]|>[_.-]?<)['‘’]?(?(head)\))|xD|XD|XP|xP|DX|<3|\^\^|\\o\/|o\/|\\o" Local $sString = ":-) :) :D :o) :] :3 :c) :> =] 8) =) :} :^) :っ)" & @CRLF & _ ":-D 8-D 8D x-D xD X-D XD =-D =D =-3 =3 B^D" & @CRLF & _ ":-))" & @CRLF & _ ">:[ :-( :( :-c :c :-< :っC :< :-[ :[ :{" & @CRLF & _ ";(" & @CRLF & _ ":-|| :@ >:(" & @CRLF & _ ":'-( :'(" & @CRLF & _ ":'-) :')" & @CRLF & _ "D:< D: D8 D; D= DX v.v D-':" & @CRLF & _ ">:O :-O :O :-o :o 8-0 O_O o-o O_o o_O o_o O-O" & @CRLF & _ ":* :^* ( '}{' )" & @CRLF & _ ";-) ;) *-) *) ;-] ;] ;D ;^) :-," & @CRLF & _ ">:P :-P :P X-P x-p xp XP :-p :p " & @CRLF & _ "=p :-Þ :Þ :þ :-þ :-b :b d:" & @CRLF & _ ">:\ >:/ :-/ :-. :/ :\ =/ =\ :L =L :S >.<" & @CRLF & _ ":| :-|" & @CRLF & _ ":$" & @CRLF & _ ":-X :X :-# :#" & @CRLF & _ "O:-) 0:-3 0:3 0:-) 0:) 0;^)" & @CRLF & _ ">:) >;) >:-)" & @CRLF & _ "}:-) }:) 3:-) 3:)" & @CRLF & _ "o/\o ^5 >_>^ ^<_<" & @CRLF & _ "|;-) |-O" & @CRLF & _ ":-& :&" & @CRLF & _ "#-)" & @CRLF & _ "%-) %)" & @CRLF & _ "<:-|" & @CRLF & _ "ಠ_ಠ" & @CRLF & _ "\o/" & @CRLF & _ "*\0/*" & @CRLF & _ "(>_<)" & @CRLF & _ "~_~" & @CRLF & _ "-.-'" & @CRLF & _ "(=_=)" & @CRLF & _ "" & @CRLF & _ "" & @CRLF & _ "" Local $aArray = StringRegExp($sString, $sRegex, $STR_REGEXPARRAYGLOBALFULLMATCH) Local $aFullArray[0] For $i = 0 To UBound($aArray) -1 _ArrayConcatenate($aFullArray, $aArray[$i]) Next $aArray = $aFullArray ; Present the entire match result _ArrayDisplay($aArray, "Result")

Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for AutoIt, please visit: https://www.autoitscript.com/autoit3/docs/functions/StringRegExp.htm