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

/
/
gm

Test String

Substitution

Processing...

Code Generator

Generated Code

#include <MsgBoxConstants.au3> ; to declare the Constants of MsgBox Local $sRegex = "(?m)(?:\s+)?(\w+)\?.\s+\w+(?:\[\])?" Local $sString = "attributiAggiuntiviList?: List;" & @CRLF & _ " tipologiaAnagrafica?: number;" & @CRLF & _ " email?: string;" & @CRLF & _ " pec?: string;" & @CRLF & _ " sitoWeb?: string;" & @CRLF & _ " modalitaAcquisizione?: number;" & @CRLF & _ " dataAcquisizione?: Date;" & @CRLF & _ " referral?: string;" & @CRLF & _ " telefonos?: Telefon[];" & @CRLF & _ " preferenzaComunicazioneList?: List;" & @CRLF & _ " id?: string;" & @CRLF & _ " indirizzos?: Indirizzo[];" & @CRLF & _ " privacy?: Privacy[];" & @CRLF & _ " personaFisica?: PersonaFisica;" & @CRLF & _ " personaGiuridica?: string;" & @CRLF & _ " ente?: string;" & @CRLF & _ " uo?: string;" & @CRLF & _ " datiCliente?: DatiCliente;" & @CRLF & _ " datiFornitore?: DatiDipendente;" & @CRLF & _ " datiVendor?: DatiDipendente;" & @CRLF & _ " datiVettore?: DatiDipendente;" & @CRLF & _ " datiReferente?: DatiDipendente;" & @CRLF & _ " datiDipendente?: DatiDipendente;" Local $sSubst = "this.$1 = item && "$1" in item ? item.$1 || null : null\n" Local $sResult = StringRegExpReplace($sString, $sRegex, $sSubst) MsgBox($MB_SYSTEMMODAL, "Result", $sResult)

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