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 $sRegex = "(?m)((g[íìỉĩị]|q[úùủũụứừửữự])[aăâeêoôơuưiy])[a-z]*|([bcdfhjklmnprstvxzđ]*[aăâeoôơuưiy][áàảãạắằẳẵặấầẩẫậéèẻẽẹóòỏõọốồổỗộúùủũụứừửữựýỳỷỹỵíìỉĩị])$|([a-zđ]*[áàảãạắằẳẵặấầẩẫậéèẻẽẹóòỏõọốồổỗộúùủũụứừửữựýỳỷỹỵíìỉĩị][aăâêeoôơuưiy][aăâeêoôơuưiybcdfghklmnpqrstvx]+)|([bcdfghjklmnpqrstvxzđ]*[aăâêeoôơuưiy][aăâêeoôơuưiy][áàảãạắằẳẵặấầẩẫậéèẻẽẹóòỏõọốồổỗộúùủũụứừửữựýỳỷỹỵíìỉĩị][bcdfghjklmnpqrstvxz]*)|([a-zăâôơưđ]*[áàảãạắằẳẵặấầẩẫậóòỏõọốồổỗộờớởỡợúùủũụứừửữựýỳỷỹỵíìỉĩị][a-z]*ê[a-zăâôơư]*)|([a-zăâôêưđ]*[áàảãạắằẳẵặấầẩẫậếềểễệóòỏõọốồổỗộúùủũụứừửữựýỳỷỹỵíìỉĩị][a-z]*ơ[a-zăâôơư]*)" Local $sString = "hoạ" & @CRLF & _ "hoà" & @CRLF & _ "haọ" & @CRLF & _ "keó" & @CRLF & _ "meọ" & @CRLF & _ "coí" & @CRLF & _ "" & @CRLF & _ "gían" & @CRLF & _ "gíong" & @CRLF & _ "gíêng" & @CRLF & _ "qúa" & @CRLF & _ "qúan" & @CRLF & _ "gìau" & @CRLF & _ "gìêng" & @CRLF & _ "" & @CRLF & _ "chụyên" & @CRLF & _ "chuỵên" & @CRLF & _ "lúyên" & @CRLF & _ "luỵên" & @CRLF & _ "túê" & @CRLF & _ "tụê" & @CRLF & _ "" & @CRLF & _ "hòang" & @CRLF & _ "hùynh" & @CRLF & _ "tòan" & @CRLF & _ "tươí" & @CRLF & _ "toaì" & @CRLF & _ "tóai" & @CRLF & _ "" & @CRLF & _ "chuyện" & @CRLF & _ "nguyễn" & @CRLF & _ "hào" & @CRLF & _ "pháo" & @CRLF & _ "táo" & @CRLF & _ "tợn" & @CRLF & _ "huỳnh" & @CRLF & _ "hoàng" & @CRLF & _ "choáng" & @CRLF & _ "láng" & @CRLF & _ "ngáng" 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