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

/
/
gm

Test String

Substitution

Processing...

Code Generator

Generated Code

#include <MsgBoxConstants.au3> ; to declare the Constants of MsgBox Local $sRegex = "(?m)^\s+,?\[([A-Za-z0-9]+)\]\s=\s([A-Za-z0-9\@]+),?" Local $sString = " [UserLoginName] = @UserLoginName, " & @CRLF & _ " ,[UserExternalId] = @UserExternalId" & @CRLF & _ " ,[UserName] = @UserName" & @CRLF & _ " ,[Password] = @Password" & @CRLF & _ " ,[IsWindowsUser] = @IsWindowsUser" & @CRLF & _ " ,[Active] = @IsActive" & @CRLF & _ " ,[MustChangePassword] = @MustChangePassword" & @CRLF & _ " ,[PasswordExp] = @PasswordExp" & @CRLF & _ " ,[PasswordModifiedDate] = @PasswordModifiedDate" & @CRLF & _ " ,[PasswordPolicyName] = @PasswordPolicyName" & @CRLF & _ " ,[LoginTry] = @LoginTry" & @CRLF & _ " ,[PermissionsRefreshDate] = @PermissionsRefreshDate" & @CRLF & _ " ,[FirstName] = @FirstName" & @CRLF & _ " ,[LastName] = @LastName" & @CRLF & _ " ,[EmailAddress] = @EmailAddress" & @CRLF & _ " ,[DefaultStoreId] = @DefaultStoreId" & @CRLF & _ " ,[EmployeeNumber] = @EmployeeNumber" & @CRLF & _ " ,[Phone] = @Phone" & @CRLF & _ " ,[MobilePhone] = @MobilePhone" & @CRLF & _ " ,[Address1] = @Address1" & @CRLF & _ " ,[Address2] = @Address2" & @CRLF & _ " ,[PostalCode] = @PostalCode" & @CRLF & _ " ,[PostalAddress] = @PostalAddress" & @CRLF & _ " ,[Title] = @Title" & @CRLF & _ " ,[Language] = @Language" & @CRLF & _ " ,[BirthDate] = @BirthDate" & @CRLF & _ " ,[EmploymentDate] = @EmploymentDate" & @CRLF & _ " ,[ResignationDate] = @ResignationDate" & @CRLF & _ " ,[BankaccountNo] = @BankaccountNo" & @CRLF & _ " ,[SocialSecurityNo] = @SocialSecurityNo" & @CRLF & _ " ,[Comment] = @Comment" & @CRLF & _ " ,[Country] = @Country" & @CRLF & _ " ,[vudGUID] = @VudGUID" & @CRLF & _ " ,[CreatedByUserId] = @CreatedByUserId" & @CRLF & _ " ,[ModifiedByUserId] = @ModifiedByUserId" & @CRLF & _ " ,[CreatedDate] = @CreatedDate" & @CRLF & _ " ,[ModifiedDate] = @ModifiedDate" & @CRLF & _ " ,[UseSingleSignOn] = @UseSingleSignOn" & @CRLF & _ " ,[Salt] = @Salt" & @CRLF & _ " ,[IsSystemUser] = @IsSystemUser" Local $sSubst = "[\1] = ISNULL(\2, [\1])," 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