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

Code Generator

Language

Generated Code

#include <StringConstants.au3> ; to declare the Constants of StringRegExp #include <Array.au3> ; UDF needed for _ArrayDisplay and _ArrayConcatenate Local $sRegex = "(?m)[\r\n]+\[\d{4}-\d{2}-\d{2}\s+\d{2}:\d{2}:\d{2}\.\d+-\d{2}:\d{2}\|info]\*[^\r\n]+([\r\n]+)\[\d{4}-\d{2}-\d{2}\s+\d{2}:\d{2}:\d{2}\.\d+-\d{2}:\d{2}\|info\]Line" Local $sString = "[2019-12-18 07:00:01.070924-07:00|info]Line 3: :begin" & @CRLF & _ "[2019-12-18 07:00:01.070924-07:00|info]Line 4: " & @CRLF & _ "[2019-12-18 07:00:01.070924-07:00|info]Line 5: WORKINGDIR "C:\Download\Server1"" & @CRLF & _ "[2019-12-18 07:00:01.070924-07:00|info]*Working directory: C:\Download\Server1\" & @CRLF & _ "[2019-12-18 07:00:01.070924-07:00|info]Line 6: " & @CRLF & _ "[2019-12-18 07:00:01.070924-07:00|info]Line 7: FTPLOGON "Server1" /timeout=60" & @CRLF & _ "[2019-12-18 07:00:01.070924-07:00|info]*Logging on to <server1> as SFTP (SSH File Transfer Protocol)" & @CRLF & _ "[2019-12-18 07:00:01.070924-07:00|info]*Logon in progress..." & @CRLF & _ "[2019-12-18 07:00:03.055523-07:00|info]*Logon successful." & @CRLF & _ "[2019-12-18 07:00:03.055523-07:00|info]Line 8: FTPCD "Extracts"" & @CRLF & _ "[2019-12-18 07:00:03.164909-07:00|info]*Current FTP site directory: /Extracts/" & @CRLF & _ "[2019-12-18 07:00:03.164909-07:00|info]Line 9: IFERROR= $ERROR_SUCCESS GOTO Operation1" & @CRLF & _ "[2019-12-18 07:00:03.164909-07:00|info]Line 21: :Operation1" & @CRLF & _ "[2019-12-18 07:00:03.164909-07:00|info]Line 22: FTPGETFILE "*na_alert_subs*" /newest" & @CRLF & _ "[2019-12-18 07:00:03.164909-07:00|info]*Hint: FTPGETFILE /newest always returns the newest file" & @CRLF & _ "[2019-12-18 07:00:03.430561-07:00|info]Line 22: *%sitefile has been set to: na_alert_subs_20191217.txt" & @CRLF & _ "[2019-12-18 07:00:03.446223-07:00|info]Line 23: RCVFILE %sitefile /delete" & @CRLF & _ "[2019-12-18 07:00:03.446223-07:00|info]*Receiving to "C:\Download\Server1\na_alert_subs_20191217.txt"" & @CRLF & _ "[2019-12-18 07:00:12.947244-07:00|info]*Complete, received 1394788 bytes in 9 seconds (1513.44K cps)" & @CRLF & _ "[2019-12-18 07:00:13.103506-07:00|info]*File deleted on FTP site." & @CRLF & _ "[2019-12-18 07:00:13.103506-07:00|info]*Download complete, 1 file received." & @CRLF & _ "​" & @CRLF & _ "" 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