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
Processing...

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 $sRegex = "(?m)^<Version>(.*)<\/Version>$" Local $sString = "<Project Sdk="Microsoft.NET.Sdk">" & @CRLF & _ " <PropertyGroup>" & @CRLF & _ " <TargetFramework>netstandard2.0</TargetFramework>" & @CRLF & _ " <NeutralLanguage>en-US</NeutralLanguage>" & @CRLF & _ " <Authors>Alex Volchetsky</Authors>" & @CRLF & _ " <Company />" & @CRLF & _ " <Product />" & @CRLF & _ " <Description>SDK for Yandex Alice skills development</Description>" & @CRLF & _ " <PackageProjectUrl>https://alexvolchetsky.github.io/yandex.alice.sdk</PackageProjectUrl>" & @CRLF & _ " <RepositoryUrl>https://github.com/alexvolchetsky/yandex.alice.sdk</RepositoryUrl>" & @CRLF & _ " <RepositoryType>git</RepositoryType>" & @CRLF & _ " <PackageTags>yandex alice skill dialogs models</PackageTags>" & @CRLF & _ " <PackageIcon>icon.png</PackageIcon>" & @CRLF & _ " <Version>1.0.4</Version>" & @CRLF & _ " <PackageLicenseFile>LICENSE.md</PackageLicenseFile>" & @CRLF & _ " <PackageReleaseNotes>Add intents integration</PackageReleaseNotes>" & @CRLF & _ " </PropertyGroup>" & @CRLF & _ "" & @CRLF & _ " <ItemGroup>" & @CRLF & _ " <PackageReference Include="Microsoft.CodeAnalysis.FxCopAnalyzers" Version="2.9.8">" & @CRLF & _ " <PrivateAssets>all</PrivateAssets>" & @CRLF & _ " <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>" & @CRLF & _ " </PackageReference>" & @CRLF & _ " <PackageReference Include="Microsoft.Extensions.Options" Version="3.1.5" />" & @CRLF & _ " <PackageReference Include="System.Text.Json" Version="4.7.1" />" & @CRLF & _ " </ItemGroup>" & @CRLF & _ "" & @CRLF & _ " <ItemGroup>" & @CRLF & _ " <Compile Update="Resources\Yandex.Alice.Sdk.Resources.Designer.cs">" & @CRLF & _ " <DesignTime>True</DesignTime>" & @CRLF & _ " <AutoGen>True</AutoGen>" & @CRLF & _ " <DependentUpon>Yandex.Alice.Sdk.Resources.resx</DependentUpon>" & @CRLF & _ " </Compile>" & @CRLF & _ " </ItemGroup>" & @CRLF & _ "" & @CRLF & _ " <ItemGroup>" & @CRLF & _ " <EmbeddedResource Update="Resources\Yandex.Alice.Sdk.Resources.resx">" & @CRLF & _ " <Generator>ResXFileCodeGenerator</Generator>" & @CRLF & _ " <LastGenOutput>Yandex.Alice.Sdk.Resources.Designer.cs</LastGenOutput>" & @CRLF & _ " </EmbeddedResource>" & @CRLF & _ " </ItemGroup>" & @CRLF & _ "" & @CRLF & _ " <ItemGroup>" & @CRLF & _ " <None Include="..\..\LICENSE.md">" & @CRLF & _ " <Pack>True</Pack>" & @CRLF & _ " <PackagePath></PackagePath>" & @CRLF & _ " </None>" & @CRLF & _ " <None Include="Resources\icon.png">" & @CRLF & _ " <Pack>True</Pack>" & @CRLF & _ " <PackagePath></PackagePath>" & @CRLF & _ " </None>" & @CRLF & _ " </ItemGroup>" & @CRLF & _ "" & @CRLF & _ "</Project>" & @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