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)\"apps\"\s+{\s+(\"(\d+)\"\s+\"\d+\"\s+)+\s+}" Local $sString = ""libraryfolders"" & @CRLF & _ "{" & @CRLF & _ " "0"" & @CRLF & _ " {" & @CRLF & _ " "path" "C:\\Program Files (x86)\\Steam"" & @CRLF & _ " "label" """ & @CRLF & _ " "contentid" "-4617057559629097284"" & @CRLF & _ " "totalsize" "0"" & @CRLF & _ " "update_clean_bytes_tally" "26071119336"" & @CRLF & _ " "time_last_update_corruption" "0"" & @CRLF & _ " "apps"" & @CRLF & _ " {" & @CRLF & _ " "228980" "419015490"" & @CRLF & _ " "250820" "5600094877"" & @CRLF & _ " "705900" "2514926917"" & @CRLF & _ " }" & @CRLF & _ " }" & @CRLF & _ " "1"" & @CRLF & _ " {" & @CRLF & _ " "path" "N:\\SteamLibrary"" & @CRLF & _ " "label" """ & @CRLF & _ " "contentid" "3764071818320917735"" & @CRLF & _ " "totalsize" "1000186310656"" & @CRLF & _ " "update_clean_bytes_tally" "225615218162"" & @CRLF & _ " "time_last_update_corruption" "0"" & @CRLF & _ " "apps"" & @CRLF & _ " {" & @CRLF & _ " "221680" "7000427217"" & @CRLF & _ " "223750" "221071349004"" & @CRLF & _ " "223850" "3121585480"" & @CRLF & _ " "236390" "45325788243"" & @CRLF & _ " "348250" "2996347031"" & @CRLF & _ " "438100" "832697714"" & @CRLF & _ " "450390" "16625763869"" & @CRLF & _ " "546560" "72900756522"" & @CRLF & _ " "578080" "35943596276"" & @CRLF & _ " "667970" "2603561151"" & @CRLF & _ " "690790" "117594033997"" & @CRLF & _ " "1118240" "2213415708"" & @CRLF & _ " "1174180" "128249349313"" & @CRLF & _ " "1250410" "1865648550"" & @CRLF & _ " "1255560" "9741578437"" & @CRLF & _ " "1517290" "66609320436"" & @CRLF & _ " }" & @CRLF & _ " }" & @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