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)(^[A-Z]).*\n[A-Za-z 1-9]*\s(\d)*\s" Local $sString = "Frontken Corporation Berhad (651020-T) 85 " & @CRLF & _ "ANNUAL REPORT 2018 " & @CRLF & _ " " & @CRLF & _ "Notes To The Financial Statements " & @CRLF & _ "(cont’d) " & @CRLF & _ " " & @CRLF & _ " " & @CRLF & _ "9. EARNINGS PER SHARE " & @CRLF & _ " " & @CRLF & _ "Basic earnings per share is calculated by dividing profit after taxation attributable to owners of the Company by the weighted " & @CRLF & _ "average number of ordinary shares in issue during the financial year. " & @CRLF & _ " " & @CRLF & _ " The Group " & @CRLF & _ "2018 2017 " & @CRLF & _ "Profit after taxation attributable to owners of the Company (RM) 52,256,898 29,857,681 " & @CRLF & _ "Number of shares in issue as of 1 January 1,053,435,130 1,053,435,130 " & @CRLF & _ "Effects of: " & @CRLF & _ "Treasury shares acquired (5,466,600) (5,466,600 ) " & @CRLF & _ "Weighted average number of ordinary shares for basic earnings " & @CRLF & _ "per share computation as of 31 December 1,047,968,530 1,047,968,530 " & @CRLF & _ " " & @CRLF & _ " " & @CRLF & _ "Basic earnings per ordinary share attributable " & @CRLF & _ "to equity holders of the Company (sen) 4.99 2.85 " & @CRLF & _ "The Group has not issued any dilutive potential ordinary shares and hence, the diluted earnings per share is equal to the basic " & @CRLF & _ "earnings per share. " & @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