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

/
/
gmi

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 = "(?mi)‘(?!(?:“[^”\n]*”|[^‘”\n])*’(?![a-z]))" Local $sString = "“double-quote,” and some text" & @CRLF & _ "Some text and “double-quote” and an ‘orphan" & @CRLF & _ "“double-quote,” some text and ‘matched l/rsquo’" & @CRLF & _ "Some text and “double-quote” and an ‘orphan and an ’elided word" & @CRLF & _ "“double-quote,” ‘matched l/rsquo’ and an ‘orphan and ’elided word" & @CRLF & _ "Some text, “double-quote,” more text, an ‘orphan and a contract’n" & @CRLF & _ "“double-quote,” some text, and another “double quote.”" & @CRLF & _ "“double-quote,” some text, an ‘orphan and “another double-quote”" & @CRLF & _ "“double-quote,” a ‘matched l/rsquo with an “embedded double-quote” in it.’" & @CRLF & _ "“double-quote,” a ‘matched l/rsquo with an “embedded double-quote” in it’ and an ‘orphan." & @CRLF & _ "“double-quote,” some text, an ‘orphan, a contract’n, and “another double-quote”" & @CRLF & _ "“double-quote,” some text, another “double-quote,” an ‘orphan and a contract’n" & @CRLF & _ "“double-quote” and “another double-quote” and an ‘orphan and ‘another lsquo" & @CRLF & _ "“double-quote” and some text and an ‘orphan and ‘a matched l/rsquo’" & @CRLF & _ "Some text and “double-quote” and an ‘orphan and ‘a matched l/rsquo with a contract’n’" & @CRLF & _ "some text and an ‘orphan" & @CRLF & _ "some text and an ‘orphan and an ’elided word" & @CRLF & _ "some text and an ‘orphan and a contract’n" & @CRLF & _ "some text ‘orphan, another ‘lsquo, and more text" & @CRLF & _ "some text ‘orphan, a contract’n, another ‘lsquo and ’elided word and more text" & @CRLF & _ "some text, an ‘orphan and a “double-quote with ‘matching l/rsquo’” and more text" & @CRLF & _ "" & @CRLF & _ "Some text, “double quote, with an ‘orphan inside.”" & @CRLF & _ "Some text, “double quote, with a ‘matched l/rsquo inside.’”" & @CRLF & _ "Some text, “double quote, with an ‘orphan and contract’n inside.”" & @CRLF & _ "Some text, “double quote, with an ‘orphan and ’elided word inside.”" & @CRLF & _ "Some text, “double quote, with an ‘orphan and ‘matched l/rsquo inside.’”" & @CRLF & _ "“‘Orphan immediately following double-quote.”" & @CRLF & _ "“‘Matching l/rsquo immediately inside double-quote.’”" & @CRLF & _ "“‘Orphan immediately following double-quote with ‘matched l/rsquo’ inside.”" & @CRLF & _ "“Double quote,” another “double quote with an ‘orphan and ‘matched l/rsquo’”" & @CRLF & _ "“double quote,” another “double quote with an ‘orphan and contract’n and ‘matched l/rsquo’ and more text”" 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