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

/
/
gi

Test String

Code Generator

Generated Code

#include <StringConstants.au3> ; to declare the Constants of StringRegExp #include <Array.au3> ; UDF needed for _ArrayDisplay and _ArrayConcatenate Local $sRegex = "(?i)\?ÕÌ_|Š|Ž|À|Á|Â|Ã|Ä|Å|Æ|Ç|È|É|Ê|Ë|Ì|Í|Î|Ï|Ñ|Ò|Ó|Ô|Õ|Ö|Ø|Ù|Ú|Û|Ü|Ý|Þ|ß|ð|ÿ|_Œ‚|__|_" Local $sString = "?ÕÌ_" & @CRLF & _ "Š" & @CRLF & _ "š" & @CRLF & _ "Ž" & @CRLF & _ "ž" & @CRLF & _ "À" & @CRLF & _ "Á" & @CRLF & _ "Â" & @CRLF & _ "Ã" & @CRLF & _ "Ä" & @CRLF & _ "Å" & @CRLF & _ "Æ" & @CRLF & _ "Ç" & @CRLF & _ "È" & @CRLF & _ "É" & @CRLF & _ "Ê" & @CRLF & _ "Ë" & @CRLF & _ "Ì" & @CRLF & _ "Í" & @CRLF & _ "Î" & @CRLF & _ "Ï" & @CRLF & _ "Ñ" & @CRLF & _ "Ò" & @CRLF & _ "Ó" & @CRLF & _ "Ô" & @CRLF & _ "Õ" & @CRLF & _ "Ö" & @CRLF & _ "Ø" & @CRLF & _ "Ù" & @CRLF & _ "Ú" & @CRLF & _ "Û" & @CRLF & _ "Ü" & @CRLF & _ "Ý" & @CRLF & _ "Þ" & @CRLF & _ "ß" & @CRLF & _ "à" & @CRLF & _ "á" & @CRLF & _ "â" & @CRLF & _ "ã" & @CRLF & _ "ä" & @CRLF & _ "å" & @CRLF & _ "æ" & @CRLF & _ "ç" & @CRLF & _ "è" & @CRLF & _ "é" & @CRLF & _ "ê" & @CRLF & _ "ë" & @CRLF & _ "ì" & @CRLF & _ "í" & @CRLF & _ "î" & @CRLF & _ "ï" & @CRLF & _ "ð" & @CRLF & _ "ñ" & @CRLF & _ "ò" & @CRLF & _ "ó" & @CRLF & _ "ô" & @CRLF & _ "õ" & @CRLF & _ "ö" & @CRLF & _ "ø" & @CRLF & _ "ù" & @CRLF & _ "ú" & @CRLF & _ "û" & @CRLF & _ "ý" & @CRLF & _ "þ" & @CRLF & _ "ÿ" & @CRLF & _ "_Œ‚" & @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