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

/
/
gxm

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 = "(?xm)(?:" & @CRLF & _ " "[^"\r\n]*" |" & @CRLF & _ " '[^'\r\n]*' |" & @CRLF & _ " [^;]" & @CRLF & _ ")*" & @CRLF & _ "(;\N+)?" Local $sString = "#include <MsgBoxConstants.au3>" & @CRLF & _ "" & @CRLF & _ "If ProcessExists("SciTE.exe") = 0 Then" & @CRLF & _ " MsgBox($MB_SYSTEMMODAL, "", "You will need SciTE.exe to be running for ConsoleWrite to display.")" & @CRLF & _ "EndIf" & @CRLF & _ "" & @CRLF & _ "Example()" & @CRLF & _ "" & @CRLF & _ "Func Example()" & @CRLF & _ " ; Register the function MyAdLibFunc() to be called every 250ms (default)." & @CRLF & _ " AdlibRegister("MyAdLibFunc")" & @CRLF & _ "" & @CRLF & _ " ; Sleep does not stop AdLib functions from running." & @CRLF & _ " Sleep(1000)" & @CRLF & _ "" & @CRLF & _ " ; AdLib functions don't run while a blocking function is shown e.g. MsgBox, InputBox, WinWait, WinWaitClose etc." & @CRLF & _ " MsgBox($MB_SYSTEMMODAL, "", "No console message(s) will be shown whilst the messagebox is displayed.")" & @CRLF & _ "" & @CRLF & _ " ; The AdLib function MyAdLibFunc() will start again." & @CRLF & _ " Sleep(2000)" & @CRLF & _ "" & @CRLF & _ " ; Unregister the function MyAdLibFunc() from being called every 250ms." & @CRLF & _ " AdlibUnRegister("MyAdLibFunc")" & @CRLF & _ "EndFunc ;==>Example" & @CRLF & _ "" & @CRLF & _ "Func MyAdLibFunc()" & @CRLF & _ " ; Assign a static variable to hold the number of times the function is called." & @CRLF & _ " Local Static $iCount = 0" & @CRLF & _ " $iCount += 1" & @CRLF & _ "" & @CRLF & _ " ConsoleWrite("MyAdLibFunc called " & $iCount & " time(s)" & @CRLF)" & @CRLF & _ "EndFunc ;==>MyAdLibFunc" & @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