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
Processing...

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 $sRegex = "(?m)(?x)(?(DEFINE)" & @CRLF & _ " (?<AutoItString> "(?> [^"]+ | "" )*" # double quoted string" & @CRLF & _ " | " & @CRLF & _ " '(?> [^']+ | '' )*' # single quoted string" & @CRLF & _ " ) # AutoIt string definition" & @CRLF & _ " (?<CommentBlock> (?m) " & @CRLF & _ " ^\h*\# (?>cs|comments-start)\b # start of comment block" & @CRLF & _ " (?sU:(?>(?&CommentBlock)|.)*) # content of comment block (could be nested) " & @CRLF & _ " ^\h*\#(?>ce|comments-end)\b.*\R # end of comment block" & @CRLF & _ " )" & @CRLF & _ " (?<NonComment> (?> (?&AutoItString) | [^\;\r\n])* ) # anything what's not a single comment" & @CRLF & _ " (?<SingleComment> (?m) ^ (?&NonComment)\K\;.*$) # a AutoIt single line comment" & @CRLF & _ " (?<Comment> (?&CommentBlock) | (?&SingleComment) ) # all AutoIt comments" & @CRLF & _ " (?<MultilineCmd> (?>_\h* (?>\;.*$)? [\r\n]*)+) " & @CRLF & _ " (?<FuncName> ([\w_]+)) # function name" & @CRLF & _ " (?<FuncDef> ^\h*Func(?:|\h|(?&MultilineCmd))+ (?&FuncName) (?:\h|(?&MultilineCmd))* (?=\() ) # function definition" & @CRLF & _ " (?<BracketContent> \( (?> (?&BracketContent) | \;.*$ | (?&AutoItString) | \h*(?&MultilineCmd) | [^\;\r\n"'()]* )* \) ) " & @CRLF & _ ")" & @CRLF & _ "(?&FuncDef)((?&BracketContent))" Local $sString = "Func _CloseInputGUI(_Test(), _Test ( ) ) ; ENABLE $g_hMainGUI; Eingegebene Daten uebernehmen, wenn kein Fehler bei der Eingabe (IP-Adresse)" & @CRLF & _ "Func _" & @CRLF & _ "_SciTE_ShowFuncName()" & @CRLF & _ "Func _SciTE_ShowFuncName () " & @CRLF & _ "Func _SciTE_ShowFuncName ( ";" ) ;" & @CRLF & _ "Func _SciTE_ShowFuncName (";"); " & @CRLF & _ "Func _SciTE_ShowFuncName (";" _ " & @CRLF & _ "_ ; und hier ein Kommentar" & @CRLF & _ ", "hier geht es weiter"); " & @CRLF & _ "Func _SciTE_ShowFuncName()" & @CRLF & _ "Func _SciTE_ShowFuncName( (5+6) - (3*8))" & @CRLF & _ "Func _SciTE_ShowFuncName() ; () blabla" & @CRLF & _ "Func _SciTE_ShowFuncName(_AddComment(";" & $aComment[Random(0, 1, 1)])) ; () blabla" & @CRLF & _ "Func _Strip(11, "Func _SciTE_ShowFuncName('Das hier ist ""böse"". ;)')")" 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