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

/
/
g

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 = "\[.*\s\S*" Local $sString = "DeletedFiles: 2" & @CRLF & _ "DeletedFolders: 0" & @CRLF & _ "ModifiedFiles: 9" & @CRLF & _ "ExaminedFiles: 26676" & @CRLF & _ "OpenedFiles: 12" & @CRLF & _ "AddedFiles: 3" & @CRLF & _ "SizeOfModifiedFiles: 83376840" & @CRLF & _ "SizeOfAddedFiles: 1418892" & @CRLF & _ "SizeOfExaminedFiles: 14088761790" & @CRLF & _ "SizeOfOpenedFiles: 84801922" & @CRLF & _ "NotProcessedFiles: 0" & @CRLF & _ "AddedFolders: 0" & @CRLF & _ "TooLargeFiles: 0" & @CRLF & _ "FilesWithError: 0" & @CRLF & _ "ModifiedFolders: 0" & @CRLF & _ "ModifiedSymlinks: 0" & @CRLF & _ "AddedSymlinks: 0" & @CRLF & _ "DeletedSymlinks: 0" & @CRLF & _ "PartialBackup: False" & @CRLF & _ "Dryrun: False" & @CRLF & _ "MainOperation: Backup" & @CRLF & _ "ParsedResult: Success" & @CRLF & _ "EndTime: 15. 4. 2018 17:41:38 (1523806898)" & @CRLF & _ "BeginTime: 15. 4. 2018 17:39:10 (1523806750)" & @CRLF & _ "Duration: 00:02:27.4906343" & @CRLF & _ "Messages: [" & @CRLF & _ " 2018-04-15 17:39:10 +02 - [Information-Duplicati.Library.Main.Controller-StartingOperation]: The operation Backup has started," & @CRLF & _ " 2018-04-15 17:39:20 +02 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: List - Started: ()," & @CRLF & _ " 2018-04-15 17:39:21 +02 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: List - Completed: (726 bytes)," & @CRLF & _ " 2018-04-15 17:40:31 +02 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: Put - Started: duplicati-b11e3ae12fdc54bebac1b9cd715de2280.dblock.zip.aes (1.27 MB)," & @CRLF & _ " 2018-04-15 17:40:32 +02 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: Put - Completed: duplicati-b11e3ae12fdc54bebac1b9cd715de2280.dblock.zip.aes (1.27 MB)," & @CRLF & _ " 2018-04-15 17:40:32 +02 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: Put - Started: duplicati-i8875b05b15ae41baab0188a3845d5b3d.dindex.zip.aes (29.92 KB)," & @CRLF & _ " 2018-04-15 17:40:32 +02 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: Put - Completed: duplicati-i8875b05b15ae41baab0188a3845d5b3d.dindex.zip.aes (29.92 KB)," & @CRLF & _ " 2018-04-15 17:40:33 +02 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: Put - Started: duplicati-20180415T153910Z.dlist.zip.aes (2.41 MB)," & @CRLF & _ " 2018-04-15 17:40:35 +02 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: Put - Completed: duplicati-20180415T153910Z.dlist.zip.aes (2.41 MB)," & @CRLF & _ " 2018-04-15 17:40:35 +02 - [Information-Duplicati.Library.Main.Operation.DeleteHandler:RetentionPolicy-StartCheck]: Start checking if backups can be removed," & @CRLF & _ "..." & @CRLF & _ "]" & @CRLF & _ "Warnings: []" & @CRLF & _ "Errors: []" & @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