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 $sRegex = "(?m)^(["']?)(\$?([0-9]{1,3},([0-9]{3},?)*[0-9]{3}|[0-9]{1,3})((.[0-9]{0,3})[0-9]{0,10})?)\1$" Local $sString = "123456" & @CRLF & _ "123." & @CRLF & _ "." & @CRLF & _ ".123" & @CRLF & _ "123.154574" & @CRLF & _ ".545.4584" & @CRLF & _ "+1454" & @CRLF & _ "+487.54587" & @CRLF & _ "-54587.7487" & @CRLF & _ ".1225-" & @CRLF & _ ".456+" & @CRLF & _ "454.4+" & @CRLF & _ "454.455874" & @CRLF & _ "45.45745687687.5678" & @CRLF & _ "45,547" & @CRLF & _ "45,5" & @CRLF & _ ",154567891021" & @CRLF & _ "0,154567891021" & @CRLF & _ "123,1023458748" & @CRLF & _ "4546587,54587867" & @CRLF & _ "578,4" & @CRLF & _ "0" & @CRLF & _ ".123" & @CRLF & _ "0.00145" & @CRLF & _ "0.0" & @CRLF & _ "012345678910" & @CRLF & _ "1,345.154" & @CRLF & _ "4,330,234.34" & @CRLF & _ "5.545445454" & @CRLF & _ "3,023,123.34" & @CRLF & _ "12.1" & @CRLF & _ "5,356.12345678910" & @CRLF & _ "1.20" & @CRLF & _ "1.01" & @CRLF & _ "0.52" & @CRLF & _ "125.30" & @CRLF & _ "158,265.36" & @CRLF & _ "100,100,100,123,125,568,000.00" & @CRLF & _ """" & @CRLF & _ "''" & @CRLF & _ ""1"" & @CRLF & _ "'1'" & @CRLF & _ ""123"" & @CRLF & _ "'123'" & @CRLF & _ ""123.1"" & @CRLF & _ "'0'" & @CRLF & _ ""123.12345647891"" & @CRLF & _ ""19,741.24"" & @CRLF & _ "1234567891023154546574568768767866876767676876584764646546546465465464564564.240" & @CRLF & _ ""191741.240"" 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