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

using System; using System.Text.RegularExpressions; public class Example { public static void Main() { string pattern = @"("")([^<>]*?)("")(?=(?:[^>]*?(?:<|$)))"; string input = @"""FRENCH"",""11.03.2022 13:36"",""DocumentType.APPROVAL_AV"",""Approbation de la personne responsable du marché (""RdM"")"" ""SPANISH"",""11.03.2022 13:36"",""DocumentType.APPROVAL_AV"",""Aprobación del o de la responsable de la orden"" ""ENGLISH"",""11.03.2022 13:36"",""DocumentType.ARGE_DECLARATION"",""Declaration of the consortium (""ARGE"")"" ""FRENCH"",""11.03.2022 13:36"",""DocumentType.ARGE_DECLARATION"",""Déclaration du groupement"" ""SPANISH"",""11.03.2022 13:36"",""DocumentType.ARGE_DECLARATION"",""Declaración del consorcio (en Alemania &ldquo;ARGE&rdquo;)"" ""ENGLISH"",""11.03.2022 13:54"",""appHelpSignpostText"",""If you have any technical issues, please do not hesitate to contact us personally through the following channels:<br /><br /><a href=""https://test.com/"" target=""_blank"">{{downloadIcon}}Guide</a> to help you enter your request."" ""FRENCH"",""11.03.2022 13:54"",""appHelpSignpostText"",""Si vous rencontrez des difficultés techniques, n&rsquo;hésitez pas à nous contacter personnellement via les canaux suivants : <br /><br /><a href=""https://test.com/"" target=""_blank"">{{downloadIcon}}Guide</a>, pour vous aider à saisir votre demande."" ""SPANISH"",""11.03.2022 13:54"",""appHelpSignpostText"",""Si tiene dificultades técnicas, no dude en ponerse personalmente en contacto con nosotros o nosotras a través de los siguientes canales:<br /><br /><a href=""https://test.com/"" target=""_blank"">{{downloadIcon}}Guía</a>, que le servirá de ayuda para introducir su solicitud."" ""ENGLISH"",""11.03.2022 13:36"",""appraisalAndConsultingRadio"",""Consulting contracts for <b>Test Service (TeS)</b>"" ""FRENCH"",""11.03.2022 13:36"",""appraisalAndConsultingRadio"",""Contrats de conseil pour <b>Test Service (TeS)</b>"" ""ENGLISH"",""11.03.2022 13:36"",""argeRadio"",""Consortium (called ""Arge"" in German)"" ""FRENCH"",""11.03.2022 13:36"",""argeRadio"",""Groupement momentané d&rsquo;entreprises (groupement)"" ""SPANISH"",""11.03.2022 13:36"",""appraisalAndConsultingRadio"",""Contratos de asesoramiento para <b>Test (Tst)</b>"" ""ENGLISH"",""11.03.2022 13:54"", ""sustainabilitySignpostText"",""The goal of sustainable management is to ensure that our earth is worth living on for future generations.<br /><br />More about GIZ&rsquo;s sustainability activities can be found in the IDA communities <a href=""https://test.com/"" target=""_blank"">{{purIcon}}Corporate Sustainability""</a> (more general) or <a href=""https://test.com/"" target=""_blank"">{{purIcon}}Sustainable Procurement</a> (especially for procurement). There you will find extensive information and handouts to help you make our planet a little more climate-friendly.<br /><br />And this begins not least in procurement."" "; RegexOptions options = RegexOptions.Multiline; foreach (Match m in Regex.Matches(input, pattern, options)) { Console.WriteLine("'{0}' found at index {1}.", m.Value, m.Index); } } }

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 C#, please visit: https://msdn.microsoft.com/en-us/library/system.text.regularexpressions.regex(v=vs.110).aspx