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

/
/

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 = "(?><(?:(?:(?:(script|style|object|embed|applet|noframes|noscript|noembed)(?:\s+(?>"[\S\s]*?"|'[\S\s]*?'|(?:(?!\/>)[^>])?)+)?\s*>)[\S\s]*?<\/\1\s*(?=>))|(?:\/?(?!body)[\w:]+\s*\/?)|(?:(?!body)[\w:]+\s+(?:"[\S\s]*?"|'[\S\s]*?'|[^>]?)+\s*\/?)|\?[\S\s]*?\?|(?:!(?:(?:DOCTYPE[\S\s]*?)|(?:\[CDATA\[[\S\s]*?\]\])|(?:--[\S\s]*?--)|(?:ATTLIST[\S\s]*?)|(?:ENTITY[\S\s]*?)|(?:ELEMENT[\S\s]*?))))>|[\S\s])*?<body(?:\s+(?>"[\S\s]*?"|'[\S\s]*?'|(?:(?!\/>)[^>])?)+)?\s*>((?:<(?:(?:(?:(script|style|object|embed|applet|noframes|noscript|noembed)(?:\s+(?>"[\S\s]*?"|'[\S\s]*?'|(?:(?!\/>)[^>])?)+)?\s*>)[\S\s]*?<\/\3\s*(?=>))|(?:\/?(?!body)[\w:]+\s*\/?)|(?:(?!body)[\w:]+\s+(?:"[\S\s]*?"|'[\S\s]*?'|[^>]?)+\s*\/?)|\?[\S\s]*?\?|(?:!(?:(?:DOCTYPE[\S\s]*?)|(?:\[CDATA\[[\S\s]*?\]\])|(?:--[\S\s]*?--)|(?:ATTLIST[\S\s]*?)|(?:ENTITY[\S\s]*?)|(?:ELEMENT[\S\s]*?))))>|[\S\s])*)<\/body\s*>" Local $sString = "<html>" & @CRLF & _ " <head>" & @CRLF & _ "" & @CRLF & _ " <meta http-equiv="content-type" content="text/html; charset=utf-8">" & @CRLF & _ " </head>" & @CRLF & _ " <!-- <body class="blah">original mock body </body> -->" & @CRLF & _ " <body text="#000000" bgcolor="#FFFFFF">" & @CRLF & _ "<!CDATA[Raw unparsed character data can contain </body> with no problems!]]>" & @CRLF & _ "<!-- Comments can also contain </body> -->" & @CRLF & _ "So can JScript" & @CRLF & _ "<script>/*<![CDATA[*/window.jQuery && jQuery.ready();/*]]>*/</script><script>if(window.mw){" & @CRLF & _ "mw.loader.state({"ext.glo</body>balCssJs.site":"ready","ext.globalCssJs.user":"ready","site":"loading","user":"ready","user.groups":"ready"});" & @CRLF & _ "}</script>" & @CRLF & _ " <p>dpioaushd iuashdiu ashd</p>" & @CRLF & _ " <p> has</p>" & @CRLF & _ " <p>ud ashuod sh</p>" & @CRLF & _ " <p>odu sad ha</p>" & @CRLF & _ " <p>suod sh</p>" & @CRLF & _ " <p>od uashod uahd<br>" & @CRLF & _ " </p>" & @CRLF & _ " <div class="moz-signature">-- <br>" & @CRLF & _ " <img src="cid:part1.8C289150.C3F89C42@wssim.com.br" border="0"></div>" & @CRLF & _ " </body>" & @CRLF & _ "</html>" Local $aArray = StringRegExp($sString, $sRegex, $STR_REGEXPARRAYFULLMATCH) ; Present the entire match result _ArrayDisplay($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