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

Code Generator

Generated Code

#include <StringConstants.au3> ; to declare the Constants of StringRegExp #include <Array.au3> ; UDF needed for _ArrayDisplay and _ArrayConcatenate Local $sRegex = "(?m)Core #3 VID"[^\:]+:\s\"(\d\,\d+)" Local $sString = "[" & @CRLF & _ " {" & @CRLF & _ " "SensorApp": "HWiNFO"," & @CRLF & _ " "SensorClass": "System"," & @CRLF & _ " "SensorName": "Virtual Memory Commited"," & @CRLF & _ " "SensorValue": "31385"," & @CRLF & _ " "SensorUnit": "MB"," & @CRLF & _ " "SensorUpdateTime": 1558534280" & @CRLF & _ " }," & @CRLF & _ " {" & @CRLF & _ " "SensorApp": "HWiNFO"," & @CRLF & _ " "SensorClass": "System"," & @CRLF & _ " "SensorName": "Virtual Memory Available"," & @CRLF & _ " "SensorValue": "5951"," & @CRLF & _ " "SensorUnit": "MB"," & @CRLF & _ " "SensorUpdateTime": 1558534280" & @CRLF & _ " }," & @CRLF & _ " {" & @CRLF & _ " "SensorApp": "HWiNFO"," & @CRLF & _ " "SensorClass": "System"," & @CRLF & _ " "SensorName": "Virtual Memory Load"," & @CRLF & _ " "SensorValue": "84"," & @CRLF & _ " "SensorUnit": "%"," & @CRLF & _ " "SensorUpdateTime": 1558534280" & @CRLF & _ " }," & @CRLF & _ " {" & @CRLF & _ " "SensorApp": "HWiNFO"," & @CRLF & _ " "SensorClass": "System"," & @CRLF & _ " "SensorName": "Physical Memory Used"," & @CRLF & _ " "SensorValue": "30134"," & @CRLF & _ " "SensorUnit": "MB"," & @CRLF & _ " "SensorUpdateTime": 1558534280" & @CRLF & _ " }," & @CRLF & _ " {" & @CRLF & _ " "SensorApp": "HWiNFO"," & @CRLF & _ " "SensorClass": "System"," & @CRLF & _ " "SensorName": "Physical Memory Available"," & @CRLF & _ " "SensorValue": "2338"," & @CRLF & _ " "SensorUnit": "MB"," & @CRLF & _ " "SensorUpdateTime": 1558534280" & @CRLF & _ " }," & @CRLF & _ " {" & @CRLF & _ " "SensorApp": "HWiNFO"," & @CRLF & _ " "SensorClass": "System"," & @CRLF & _ " "SensorName": "Physical Memory Load"," & @CRLF & _ " "SensorValue": "92,7"," & @CRLF & _ " "SensorUnit": "%"," & @CRLF & _ " "SensorUpdateTime": 1558534280" & @CRLF & _ " }," & @CRLF & _ " {" & @CRLF & _ " "SensorApp": "HWiNFO"," & @CRLF & _ " "SensorClass": "System"," & @CRLF & _ " "SensorName": "Page File Usage"," & @CRLF & _ " "SensorValue": "27,2209569027549"," & @CRLF & _ " "SensorUnit": "%"," & @CRLF & _ " "SensorUpdateTime": 1558534280" & @CRLF & _ " }," & @CRLF & _ " {" & @CRLF & _ " "SensorApp": "HWiNFO"," & @CRLF & _ " "SensorClass": "CPU [#0]: Intel Xeon E3-1225 v3"," & @CRLF & _ " "SensorName": "Core #0 VID"," & @CRLF & _ " "SensorValue": "0,7376708984375"," & @CRLF & _ " "SensorUnit": "V"," & @CRLF & _ " "SensorUpdateTime": 1558534280" & @CRLF & _ " }," & @CRLF & _ " {" & @CRLF & _ " "SensorApp": "HWiNFO"," & @CRLF & _ " "SensorClass": "CPU [#0]: Intel Xeon E3-1225 v3"," & @CRLF & _ " "SensorName": "Core #1 VID"," & @CRLF & _ " "SensorValue": "0,73828125"," & @CRLF & _ " "SensorUnit": "V"," & @CRLF & _ " "SensorUpdateTime": 1558534280" & @CRLF & _ " }," & @CRLF & _ " {" & @CRLF & _ " "SensorApp": "HWiNFO"," & @CRLF & _ " "SensorClass": "CPU [#0]: Intel Xeon E3-1225 v3"," & @CRLF & _ " "SensorName": "Core #2 VID"," & @CRLF & _ " "SensorValue": "0,73828125"," & @CRLF & _ " "SensorUnit": "V"," & @CRLF & _ " "SensorUpdateTime": 1558534280" & @CRLF & _ " }," & @CRLF & _ " {" & @CRLF & _ " "SensorApp": "HWiNFO"," & @CRLF & _ " "SensorClass": "CPU [#0]: Intel Xeon E3-1225 v3"," & @CRLF & _ " "SensorName": "Core #3 VID"," & @CRLF & _ " "SensorValue": "0,7449951171875"," & @CRLF & _ " "SensorUnit": "V"," & @CRLF & _ " "SensorUpdateTime": 1558534280" & @CRLF & _ " }," & @CRLF & _ " {" & @CRLF & _ " "SensorApp": "HWiNFO"," & @CRLF & _ " "SensorClass": "CPU [#0]: Intel Xeon E3-1225 v3"," & @CRLF & _ " "SensorName": "Core #0 Clock"," & @CRLF & _ " "SensorValue": "983,934044334975"," & @CRLF & _ " "SensorUnit": "MHz"," & @CRLF & _ " "SensorUpdateTime": 1558534280" & @CRLF & _ " }," & @CRLF & _ " {" & @CRLF & _ " "SensorApp": "HWiNFO"," & @CRLF & _ " "SensorClass": "CPU [#0]: Intel Xeon E3-1225 v3"," & @CRLF & _ " "SensorName": "Core #1 Clock"," & @CRLF & _ " "SensorValue": "983,934044334975"," & @CRLF & _ " "SensorUnit": "MHz"," & @CRLF & _ " "SensorUpdateTime": 1558534280" & @CRLF & _ " }," & @CRLF & _ " {" & @CRLF & _ " "SensorApp": "HWiNFO"," & @CRLF & _ " "SensorClass": "CPU [#0]: Intel Xeon E3-1225 v3"," & @CRLF & _ " "SensorName": "Core #2 Clock"," & @CRLF & _ " "SensorValue": "983,934044334975"," & @CRLF & _ " "SensorUnit": "MHz"," & @CRLF & _ " "SensorUpdateTime": 1558534280" & @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