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

/
/
gm

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 $sRegex = "(?m)^Item([1-9]|[1-4][0-9]|50)$" Local $sString = "Winst" & @CRLF & _ "Item1" & @CRLF & _ "Item2" & @CRLF & _ "Item3" & @CRLF & _ "Item4" & @CRLF & _ "Item5" & @CRLF & _ "Item6" & @CRLF & _ "Item7" & @CRLF & _ "Item8" & @CRLF & _ "Item9" & @CRLF & _ "Item10" & @CRLF & _ "Item11" & @CRLF & _ "Item12" & @CRLF & _ "Item13" & @CRLF & _ "Item14" & @CRLF & _ "Item15" & @CRLF & _ "Item16" & @CRLF & _ "Item17" & @CRLF & _ "Item18" & @CRLF & _ "Item19" & @CRLF & _ "Item20" & @CRLF & _ "Item21" & @CRLF & _ "Item22" & @CRLF & _ "Item23" & @CRLF & _ "Item24" & @CRLF & _ "Item25" & @CRLF & _ "Item26" & @CRLF & _ "Item27" & @CRLF & _ "Item28" & @CRLF & _ "Item29" & @CRLF & _ "Item30" & @CRLF & _ "Item31" & @CRLF & _ "Item32" & @CRLF & _ "Item33" & @CRLF & _ "Item34" & @CRLF & _ "Item35" & @CRLF & _ "Item36" & @CRLF & _ "Item37" & @CRLF & _ "Item38" & @CRLF & _ "Item39" & @CRLF & _ "Item40" & @CRLF & _ "Item41" & @CRLF & _ "Item42" & @CRLF & _ "Item43" & @CRLF & _ "Item44" & @CRLF & _ "Item45" & @CRLF & _ "Item46" & @CRLF & _ "Item47" & @CRLF & _ "Item48" & @CRLF & _ "Item49" & @CRLF & _ "Item50" & @CRLF & _ "Item51" & @CRLF & _ "Item52" & @CRLF & _ "Item53" & @CRLF & _ "Item54" & @CRLF & _ "Item55" & @CRLF & _ "Item56" & @CRLF & _ "Item57" & @CRLF & _ "Item58" & @CRLF & _ "Item59" & @CRLF & _ "Item60" & @CRLF & _ "Item61" & @CRLF & _ "Item62" & @CRLF & _ "Item63" & @CRLF & _ "Item64" & @CRLF & _ "Item65" & @CRLF & _ "Item66" & @CRLF & _ "Item67" & @CRLF & _ "Item68" & @CRLF & _ "Item69" & @CRLF & _ "Item70" & @CRLF & _ "Item71" & @CRLF & _ "Item72" & @CRLF & _ "Item73" & @CRLF & _ "Item74" & @CRLF & _ "Item75" & @CRLF & _ "Item76" & @CRLF & _ "Item77" & @CRLF & _ "Item78" & @CRLF & _ "Item79" & @CRLF & _ "Item80" & @CRLF & _ "Item81" & @CRLF & _ "Item82" & @CRLF & _ "Item83" & @CRLF & _ "Item84" & @CRLF & _ "Item85" & @CRLF & _ "Item86" & @CRLF & _ "Item87" & @CRLF & _ "Item88" & @CRLF & _ "Item89" & @CRLF & _ "Item90" & @CRLF & _ "Item91" & @CRLF & _ "Item92" & @CRLF & _ "Item93" & @CRLF & _ "Item94" & @CRLF & _ "Item95" & @CRLF & _ "Item96" & @CRLF & _ "Item97" & @CRLF & _ "Item98" & @CRLF & _ "Item99" & @CRLF & _ "Item100 " 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