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'
'
gm

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 = "(?m)^(((C|c)h(a|ă|ẵ|ẳ)n)|((L|l)(e|ẻ)))[\s\[]*(\d+\s?-?\s?\d*)[\s\]]*([\w\s]*)$" Local $sString = "Chẵn 0-100 Bạch Đằng" & @CRLF & _ "" & @CRLF & _ "Chẵn [0] 2-204 Trần Thanh Mại" & @CRLF & _ "Chẳn [0] 460-530 Kinh Dương Vương" & @CRLF & _ "Chẳn [0] 460-532 Kinh Dương Vương" & @CRLF & _ "" & @CRLF & _ "Chẳn [100-262] Quốc lộ 13" & @CRLF & _ "Chẵn 0 - 364 Phố Huế" & @CRLF & _ "Chẵn 0 - 44 Tây Tựu" & @CRLF & _ "Chẵn 0-100 Bạch Đằng" & @CRLF & _ "Chẵn 0-100 Ngõ 124 Âu Cơ" & @CRLF & _ "Chẵn 0-110 Đường Vành Đai" & @CRLF & _ "Chẵn 0-110 Trâu Quỳ" & @CRLF & _ "Chẵn 0-112 Đường Ô Chợ Dừa" & @CRLF & _ "Chẵn 0-116 Đường số 8" & @CRLF & _ "Chẵn 0-118 Bình Trị Đông" & @CRLF & _ "Chẵn 0-128 Nguyễn Sơn" & @CRLF & _ "" & @CRLF & _ "Lẻ 1-13 đường Thạnh Lộc 29" & @CRLF & _ "Lẻ 1-131 Đường số 4" & @CRLF & _ "Lẻ 1-131 Hoàng Hoa Thám" & @CRLF & _ "Lẻ 1-131 Kênh Mười Chín Tháng Năm" & @CRLF & _ "Lẻ 1-131 Nguyễn Phúc Chu" & @CRLF & _ "Lẻ 1-131 Trần Quang Cơ" & @CRLF & _ "Lẻ 1-131 Trần Văn Kỷ" & @CRLF & _ "Lẻ 1-133 Ấp Chiến Lược" & @CRLF & _ "Lẻ 1-133 Bạch Đằng" & @CRLF & _ "Lẻ 1-133 Khánh Hội" & @CRLF & _ "Lẻ 1-133 Nguyễn Thiện Thuật" & @CRLF & _ "Lẻ 1-134 Trần Hưng Đạo" & @CRLF & _ "Lẻ 1-135 Đặng Chất" & @CRLF & _ "Lẻ 1-135 Hoàng Hoa Thám" & @CRLF & _ "Lẻ 1-135 Lý Phục Man" & @CRLF & _ "Lẻ 1-135 Nguyễn Phong Sắc, Cầu Giấy, Hà Nội" & @CRLF & _ "" 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