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)((?:.+\R){5})" Local $sString = "Accord.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 3.8.0" & @CRLF & _ " File Version: 3.8.0.6134" & @CRLF & _ " Creation Date: 01/29/2019 12:58:20" & @CRLF & _ "" & @CRLF & _ "Accord.Video.DirectShow.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 3.8.0" & @CRLF & _ " File Version: 3.8.0.6134" & @CRLF & _ " Creation Date: 01/29/2019 12:58:20" & @CRLF & _ "" & @CRLF & _ "Accord.Video.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 3.8.0" & @CRLF & _ " File Version: 3.8.0.6134" & @CRLF & _ " Creation Date: 01/29/2019 12:58:20" & @CRLF & _ "" & @CRLF & _ "Advantech.Adam.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 7.2.0.0" & @CRLF & _ " File Version: 7.2.0.0" & @CRLF & _ " Creation Date: 09/03/2018 16:48:40" & @CRLF & _ "" & @CRLF & _ "Advantech.Common.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 7.2.0.0" & @CRLF & _ " File Version: 7.2.0.0" & @CRLF & _ " Creation Date: 09/03/2018 16:48:40" & @CRLF & _ "" & @CRLF & _ "Advantech.Protocol.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 7.2.0.0" & @CRLF & _ " File Version: 7.2.0.0" & @CRLF & _ " Creation Date: 09/03/2018 16:48:40" & @CRLF & _ "" & @CRLF & _ "Autofac.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 4.8.1" & @CRLF & _ " File Version: 4.8.1.0" & @CRLF & _ " Creation Date: 01/29/2019 12:58:20" & @CRLF & _ "" & @CRLF & _ "Autofac.Integration.Owin.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 4.2.0-CI-247" & @CRLF & _ " File Version: 4.2.0.247" & @CRLF & _ " Creation Date: 01/29/2019 12:58:20" & @CRLF & _ "" & @CRLF & _ "Autofac.Integration.SignalR.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 4.0.0-CI-228" & @CRLF & _ " File Version: 4.0.0.228" & @CRLF & _ " Creation Date: 01/29/2019 12:58:20" & @CRLF & _ "" & @CRLF & _ "Autofac.Integration.WebApi.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 4.0.0-CI-229" & @CRLF & _ " File Version: 4.0.0.229" & @CRLF & _ " Creation Date: 01/29/2019 12:58:20" & @CRLF & _ "" & @CRLF & _ "Autofac.Integration.WebApi.Owin.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 4.0.0-CI-226" & @CRLF & _ " File Version: 4.0.0.226" & @CRLF & _ " Creation Date: 01/29/2019 12:58:20" & @CRLF & _ "" & @CRLF & _ "DirectShowLib-2005.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 2.1.0.0" & @CRLF & _ " File Version: 2.1.0.0" & @CRLF & _ " Creation Date: 09/03/2018 16:48:40" & @CRLF & _ "" & @CRLF & _ "DTKANPR.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 1.3.34" & @CRLF & _ " File Version: 1.3.34" & @CRLF & _ " Creation Date: 09/03/2018 16:48:40" & @CRLF & _ "" & @CRLF & _ "DTKRES1.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 1.3.34" & @CRLF & _ " File Version: 1.3.34" & @CRLF & _ " Creation Date: 09/03/2018 16:48:40" & @CRLF & _ "" & @CRLF & _ "Dynamitey.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 2.0.9.136" & @CRLF & _ " File Version: 2.0.9.136" & @CRLF & _ " Creation Date: 01/29/2019 12:58:20" & @CRLF & _ "" & @CRLF & _ "Fasterflect.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 2.1.3" & @CRLF & _ " File Version: 2.1.3" & @CRLF & _ " Creation Date: 01/29/2019 12:58:20" & @CRLF & _ "" & @CRLF & _ "ImpromptuInterface.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 7.0.1" & @CRLF & _ " File Version: 7.0.1.0" & @CRLF & _ " Creation Date: 01/29/2019 12:58:20" & @CRLF & _ "" & @CRLF & _ "inpout32.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 1, 5, 0, 0" & @CRLF & _ " File Version: 1, 5, 0, 0" & @CRLF & _ " Creation Date: 09/03/2018 16:48:40" & @CRLF & _ "" & @CRLF & _ "inpoutx64.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 1, 5, 0, 0" & @CRLF & _ " File Version: 1, 5, 0, 0" & @CRLF & _ " Creation Date: 09/03/2018 16:48:40" & @CRLF & _ "" & @CRLF & _ "JetBrains.Annotations.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 2018.2.1" & @CRLF & _ " File Version: 2018.2.1.0" & @CRLF & _ " Creation Date: 01/29/2019 12:58:20" & @CRLF & _ "" & @CRLF & _ "log4net.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 2.0.8.0-.NET 4.5" & @CRLF & _ " File Version: 2.0.8.0" & @CRLF & _ " Creation Date: 01/29/2019 12:58:20" & @CRLF & _ "" & @CRLF & _ "vjsnativ.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 2.0.50727.937" & @CRLF & _ " File Version: 2.0.50727.937 (jsertm.050727-9300)" & @CRLF & _ " Creation Date: 09/03/2018 16:48:40" & @CRLF & _ "" & @CRLF & _ "vjssupuilib.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 2.0.50727.937" & @CRLF & _ " File Version: 2.0.50727.937 (jsertm.050727-9300)" & @CRLF & _ " Creation Date: 09/03/2018 16:48:42" & @CRLF & _ "" & @CRLF & _ "vjsvwaux.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 2.0.50727.937" & @CRLF & _ " File Version: 2.0.50727.937 (jsertm.050727-9300)" & @CRLF & _ " Creation Date: 09/03/2018 16:48:40" & @CRLF & _ "" & @CRLF & _ "vjswfc.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 2.0.50727.937" & @CRLF & _ " File Version: 2.0.50727.937 (jsertm.050727-9300)" & @CRLF & _ " Creation Date: 09/03/2018 16:48:42" & @CRLF & _ "" & @CRLF & _ "VJSWfcBrowserStubLib.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 2.0.50727.937" & @CRLF & _ " File Version: 2.0.50727.937 (jsertm.050727-9300)" & @CRLF & _ " Creation Date: 09/03/2018 16:48:40" & @CRLF & _ "" & @CRLF & _ "vjswfccw.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 2.0.50727.937" & @CRLF & _ " File Version: 2.0.50727.937 (jsertm.050727-9300)" & @CRLF & _ " Creation Date: 09/03/2018 16:48:40" & @CRLF & _ "" & @CRLF & _ "vjswfchtml.dll" & @CRLF & _ " Directory: C:\Program Files (x86)\TheApp\Hardware" & @CRLF & _ " Product Version: 2.0.50727.937" & @CRLF & _ " File Version: 2.0.50727.937 (jsertm.050727-9300)" & @CRLF & _ " Creation Date: 09/03/2018 16:48:42" & @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