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

r"
"

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 = "([\.\w\?]+)\s+([\dABCDEF]+) - ([\dABCDEF]+)\s+([\dABCDEF]+)" Local $sString = ".noinit 00001000 - 00001012 13 DATA (1 bytes space 00001013 - 00001013)" & @CRLF & _ ".ramcode 00001014 - 000017CB 7B8 DATA " & @CRLF & _ ".bss 000017CC - 00002A6A 129F DATA (1 bytes space 00002A6B - 00002A6B)" & @CRLF & _ ".data 00002A6C - 00002B35 CA DATA " & @CRLF & _ "WARNING: Non-dotted segment name DSPSEGMENT2.DRIVER120" & @CRLF & _ "DSPSEGMENT2.DRIVER120 00002B36 - 00002B3D 8 DATA " & @CRLF & _ ".ISOBUFFERS 00002B3E - 00002CBD 180 DATA " & @CRLF & _ ".uart 00002CBE - 00002DBD 100 DATA (562 bytes space 00002DBE - 00002FEF)" & @CRLF & _ ".qspidata 00002FF0 - 00002FFF 10 DATA " & @CRLF & _ ".icache 00003000 - 00003FFF 1000 DATA (20480 bytes space 00004000 - 00008FFF)" & @CRLF & _ ".rsstack0 00009000 - 000092FF 300 DATA " & @CRLF & _ ".rsmails0 00009300 - 000096FF 400 DATA " & @CRLF & _ ".trace 00009700 - 000098FF 200 DATA " 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