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

/
/
i

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 $sRegex = "(?i)^[^]*?`{3}(?:json)?\n(.*[^]*?)\n`{3}[^]*?$" Local $sString = "```json" & @CRLF & _ "[" & @CRLF & _ " {" & @CRLF & _ " "questionType": "singleselect"," & @CRLF & _ " "shortDescription": "Who will own the Intellectual Property rights developed during the provision of services?"," & @CRLF & _ " "fullDescription": "According to the agreement, who will own the Intellectual Property rights developed during the provision of services?"," & @CRLF & _ " "options": [" & @CRLF & _ " "The Consultant"," & @CRLF & _ " "The Client"," & @CRLF & _ " "Both parties"" & @CRLF & _ " ]" & @CRLF & _ " }," & @CRLF & _ " {" & @CRLF & _ " "questionType": "multipleselect"," & @CRLF & _ " "shortDescription": "What are included in Intellectual Property rights according to the agreement?"," & @CRLF & _ " "fullDescription": "What are included in Intellectual Property rights according to the agreement? (Select all that apply)"," & @CRLF & _ " "options": [" & @CRLF & _ " "Patents"," & @CRLF & _ " "Design"," & @CRLF & _ " "Trademark"," & @CRLF & _ " "Know-how"," & @CRLF & _ " "Trade secrets"," & @CRLF & _ " "Other"" & @CRLF & _ " ]" & @CRLF & _ " }," & @CRLF & _ " {" & @CRLF & _ " "questionType": "textinput"," & @CRLF & _ " "shortDescription": "What rights does the Client have regarding the projects and products resulting from the services?"," & @CRLF & _ " "fullDescription": "What specific rights does the Client have regarding the projects and products resulting from the services?"," & @CRLF & _ " "options": []" & @CRLF & _ " }" & @CRLF & _ "]" & @CRLF & _ "```" 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