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

/
/
x

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 $sRegex = "(?x)^(" & @CRLF & _ " ( # define some frequently used capture groups" & @CRLF & _ " (?!x)x # always false ("match only if there is no 'x' ahead and there is 'x' ahead")" & @CRLF & _ " (?<name>[^_]+) # group "name", name of the program/library" & @CRLF & _ " (?<os>windows|linux|osx|android) # group "os", operating systems" & @CRLF & _ " (?<arch>x86-64|x86|arm64|armhf|armel) # group"arch", architectures" & @CRLF & _ " (?<buildtype>release|debug) # group"buildtype", build types" & @CRLF & _ " (?<linking>shared|static|mixed) # group "linking", library linking/build types" & @CRLF & _ " )" & @CRLF & _ " |" & @CRLF & _ " ( # regular executable builds" & @CRLF & _ " (?!lib)\g<name>_build_\g<os>_\g<arch>_\g<buildtype>" & @CRLF & _ " )" & @CRLF & _ " |" & @CRLF & _ " ( # library builds" & @CRLF & _ " lib\g<name>_build_\g<os>_\g<arch>_\g<linking>_\g<buildtype>" & @CRLF & _ " )" & @CRLF & _ " |" & @CRLF & _ " ( # syncing source code of a project from git or something else" & @CRLF & _ " \g<name>_src" & @CRLF & _ " )" & @CRLF & _ " |" & @CRLF & _ " ( # static code analizer" & @CRLF & _ " \g<name>_analyze_(cppcheck|scan-build)" & @CRLF & _ " )" & @CRLF & _ " |" & @CRLF & _ " ( # package builds" & @CRLF & _ " \g<name>_pkg_\g<os>_" & @CRLF & _ " (" & @CRLF & _ " ((?<=linux_) # if there is "linux_" before here" & @CRLF & _ " # then match" & @CRLF & _ " (deb|rpm)_" & @CRLF & _ " (shared|static)_" & @CRLF & _ " (" & @CRLF & _ " ((?<=deb_shared_) # if there is "deb_shared_" before here" & @CRLF & _ " # then match" & @CRLF & _ " (wheezy|jessie|stretch|sid|trusty|utopic|vivid|wily|xenial)_" & @CRLF & _ " )" & @CRLF & _ " |" & @CRLF & _ " ((?<!deb_shared_) # if there is no "deb_shared_", don't match anything" & @CRLF & _ " )" & @CRLF & _ " )" & @CRLF & _ " )" & @CRLF & _ " |" & @CRLF & _ " ((?<!linux_) # if there is no "linux_", don't match anything" & @CRLF & _ " )" & @CRLF & _ " )" & @CRLF & _ " \g<arch>_(stable|nightly)_\g<buildtype>" & @CRLF & _ " )" & @CRLF & _ ")$" Local $sString = "qtox_pkg_linux_deb_shared_jessie_x86_stable_release" Local $aArray = StringRegExp($sString, $sRegex, $STR_REGEXPARRAYFULLMATCH) ; Present the entire match result _ArrayDisplay($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