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)parent\s*\{\s*type\s*\{[^{}]*subtype\s+TestSubType\s*\{[^{}]*element\s+TestElement\s*\{[^{}]*attributes\s*\{[^{}]*value\s+testvalue[^{}]*\}[^{}]*owner\s+person1" Local $sString = "parent {" & @CRLF & _ " type {" & @CRLF & _ " subtype TestSubType {" & @CRLF & _ " element TestElement {" & @CRLF & _ " attributes {" & @CRLF & _ " name testname;" & @CRLF & _ " description testdescription;" & @CRLF & _ " count 1234;" & @CRLF & _ " value testvalue;" & @CRLF & _ " }" & @CRLF & _ " owner person1;" & @CRLF & _ " }" & @CRLF & _ " }" & @CRLF & _ " subtype TestSubType1 {" & @CRLF & _ " element TestElement1 {" & @CRLF & _ " attributes {" & @CRLF & _ " name testname1;" & @CRLF & _ " description testdescription1;" & @CRLF & _ " count 1;" & @CRLF & _ " value 1" & @CRLF & _ " }" & @CRLF & _ " owner person2;" & @CRLF & _ " }" & @CRLF & _ " }" & @CRLF & _ " subtype TestSubType2 {" & @CRLF & _ " element TestElement2 {" & @CRLF & _ " attributes {" & @CRLF & _ " name testname2;" & @CRLF & _ " description testdescription2;" & @CRLF & _ " count 2;" & @CRLF & _ " value 2" & @CRLF & _ " }" & @CRLF & _ " owner unknown;" & @CRLF & _ " }" & @CRLF & _ " }" & @CRLF & _ " subtype TestSubType3 {" & @CRLF & _ " element TestElement3 {" & @CRLF & _ " attributes {" & @CRLF & _ " name testname3;" & @CRLF & _ " description testdescription3;" & @CRLF & _ " count 3;" & @CRLF & _ " value 3" & @CRLF & _ " }" & @CRLF & _ " owner unknown;" & @CRLF & _ " }" & @CRLF & _ " }" & @CRLF & _ " subtype TestSubType3 {" & @CRLF & _ " element TestElement4 {" & @CRLF & _ " attributes {" & @CRLF & _ " name testname4;" & @CRLF & _ " description testdescription4;" & @CRLF & _ " count 4;" & @CRLF & _ " value 4" & @CRLF & _ " }" & @CRLF & _ " owner unknown;" & @CRLF & _ " }" & @CRLF & _ " }" & @CRLF & _ " subtype TestSubType4 {" & @CRLF & _ " element TestElement5 {" & @CRLF & _ " attributes {" & @CRLF & _ " name testname5;" & @CRLF & _ " description testdescription5;" & @CRLF & _ " count 5;" & @CRLF & _ " value 5" & @CRLF & _ " }" & @CRLF & _ " owner unknown;" & @CRLF & _ " }" & @CRLF & _ " }" & @CRLF & _ " subtype TestSubType5 {" & @CRLF & _ " element TestElement6 {" & @CRLF & _ " attributes {" & @CRLF & _ " name testname6;" & @CRLF & _ " description testdescription6;" & @CRLF & _ " count 6;" & @CRLF & _ " value 6" & @CRLF & _ " }" & @CRLF & _ " owner unknown;" & @CRLF & _ " }" & @CRLF & _ " }" & @CRLF & _ " subtype TestSubType6 {" & @CRLF & _ " element TestElement7 {" & @CRLF & _ " attributes {" & @CRLF & _ " name testname7;" & @CRLF & _ " description testdescription7;" & @CRLF & _ " count 7;" & @CRLF & _ " value 7" & @CRLF & _ " }" & @CRLF & _ " owner unknown;" & @CRLF & _ " }" & @CRLF & _ " }" & @CRLF & _ " subtype TestSubType7 {" & @CRLF & _ " element TestElement8 {" & @CRLF & _ " attributes {" & @CRLF & _ " name testname8;" & @CRLF & _ " description testdescription8;" & @CRLF & _ " count 8;" & @CRLF & _ " value 8" & @CRLF & _ " }" & @CRLF & _ " owner unknown;" & @CRLF & _ " }" & @CRLF & _ " }" & @CRLF & _ " subtype TestSubType8 {" & @CRLF & _ " element TestElement9 {" & @CRLF & _ " attributes {" & @CRLF & _ " name testname9;" & @CRLF & _ " description testdescription9;" & @CRLF & _ " count 9;" & @CRLF & _ " value 9" & @CRLF & _ " }" & @CRLF & _ " owner unknown;" & @CRLF & _ " }" & @CRLF & _ " }" & @CRLF & _ " subtype TestSubType9 {" & @CRLF & _ " element TestElement10 {" & @CRLF & _ " attributes {" & @CRLF & _ " name testname10;" & @CRLF & _ " description testdescription10;" & @CRLF & _ " count 10;" & @CRLF & _ " value 10" & @CRLF & _ " }" & @CRLF & _ " owner unknown;" & @CRLF & _ " }" & @CRLF & _ " }" & @CRLF & _ " subtype TestSubType10 {" & @CRLF & _ " element TestElement11 {" & @CRLF & _ " attributes {" & @CRLF & _ " name testname11;" & @CRLF & _ " description testdescription11;" & @CRLF & _ " count 11;" & @CRLF & _ " value 11" & @CRLF & _ " }" & @CRLF & _ " owner unknown;" & @CRLF & _ " }" & @CRLF & _ " }" & @CRLF & _ " }" & @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