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

/
/
gmx

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 = "(?mx)\b" & @CRLF & _ "\+?1?" & @CRLF & _ "(?<separator>\s|-|\.)?" & @CRLF & _ "(?: # area code with optional parentheses" & @CRLF & _ " (?<area_code>[2-9][0-8]\d)" & @CRLF & _ " |\((?&area_code)\)" & @CRLF & _ ")" & @CRLF & _ "(?&separator)?" & @CRLF & _ "(?: # exchange" & @CRLF & _ " (?!555)" & @CRLF & _ " [2-9]" & @CRLF & _ " (?!11)\d\d" & @CRLF & _ ")" & @CRLF & _ "(?&separator)?" & @CRLF & _ "\d{4} # line" & @CRLF & _ "\b" Local $sString = "212 718-1234" & @CRLF & _ "(212)718-1234" & @CRLF & _ "(212) 718-1234" & @CRLF & _ "1(212)718-1234" & @CRLF & _ "1-212-718-1234" & @CRLF & _ "1.212.718.1234" & @CRLF & _ "+1-212-718-1234" & @CRLF & _ "+1.212.718.1234" & @CRLF & _ "1-212-718-1234" & @CRLF & _ "+1 (212) 718-1234" & @CRLF & _ "" & @CRLF & _ "# 1-VALID 2-VALID 4-VALID" & @CRLF & _ "231 212 1234" & @CRLF & _ "" & @CRLF & _ "234-235-5678 is a valid telephone number with area code 234, central office prefix (exchange) 235, and line number 5678. " & @CRLF & _ "" & @CRLF & _ "12127181234" & @CRLF & _ "(212)7181234" & @CRLF & _ "" & @CRLF & _ "" & @CRLF & _ "# 1-INVALID 2-INVALID 4-INVALID" & @CRLF & _ "091 012 1234" & @CRLF & _ "# 1-INVALID 2-VALID 4-INVALID" & @CRLF & _ "081 012 1234" & @CRLF & _ "171 012 1234" & @CRLF & _ "# 1-VALID 2-VALID 4-INVALID" & @CRLF & _ "231 012 1234" & @CRLF & _ "# 1-INVALID 2-INVALID 4-VALID" & @CRLF & _ "091 212 1234" & @CRLF & _ "# 1-INVALID 2-VALID 4-VALID" & @CRLF & _ "081 212 1234" & @CRLF & _ "171 212 1234" & @CRLF & _ "231 555 1234" & @CRLF & _ "" & @CRLF & _ "867-5309 missing area code" & @CRLF & _ "" & @CRLF & _ "The number 234-911-5678 is invalid, because the central office code must not be in the form N11. 314-159-2653 is invalid, because the office code must not begin with 1. 123-234-5678 is invalid, because the NPA must not begin with 0 or 1." & @CRLF & _ "" & @CRLF & _ "1 212) 718 1234" & @CRLF & _ "" & @CRLF & _ "121271812341212718123412127181234" 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