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 = @"class=""snapshot__value-current realtime-push""><span>(\d*,\d*)<span> <span class=""snapshot__value-unit"">EUR"; string input = @" </header><main class=""page-content""><nav class=""breadcrumb margin-top-1.00 margin-top-0.50-lg margin-top-0.00-md margin-horizontal-2.00""><ul class=""breadcrumb__list""><li class=""breadcrumb__item""><span class=""breadcrumb__separator icon icon--arrow-double-right""></span><a class=""breadcrumb__text"" href=""/"" title=""Home"">Home</a></li><li class=""breadcrumb__item""><span class=""breadcrumb__separator icon icon--arrow-double-right""></span><a class=""breadcrumb__text"" href=""/aktienkurse"" title=""Aktien"">Aktien</a></li><li class=""breadcrumb__item""><span class=""breadcrumb__separator icon icon--arrow-double-right""></span><span class=""breadcrumb__text"" title=""AURELIUS Aktie"">AURELIUS Aktie</span></li><script type=""application/ld+json"">{""@context"": ""http://schema.org"",""@type"": ""BreadcrumbList"",""itemListElement"": [{""@type"": ""ListItem"",""position"": 1,""item"": {""@type"": ""WebPage"",""@id"": ""/"",""name"": ""Home""}},{""@type"": ""ListItem"",""position"": 2,""item"": {""@type"": ""WebPage"",""@id"": ""/aktienkurse"",""name"": ""Aktien""}},{""@type"": ""ListItem"",""position"": 3,""item"": {""@type"": ""WebPage"",""@id"": ""/aktien/aurelius-aktie"",""name"": ""AURELIUS Aktie""}}]}</script></ul></nav><section class=""page-content__container""><!--CenterColumn_1--><div class=""page-content__item no-grid-container""><div class=""snapshot""><script>document.addEventListener('DOMContentLoaded', function() {if(isFinnetZeroLoginCookieActive()){document.querySelectorAll('.page-content__container .snapshot').forEach(function(e) {e.classList.add('snapshot--is-zero-user');});}});</script><h1 class=""snapshot__headline"">AURELIUS Aktie</h1><div class=""snapshot__depot-actions""><a class=""snapshot__depot-add"" href=""/depot/watchlist.asp?isisin=DE000A0JK2A8&inTyp=1"" title=""Depot / Watchlist""><span class=""icon icon--depot-add""></span></a></div><div id=""snapshotTrading"" class=""snapshot__trading""><div class=""snapshot__trading-buy-btn button button--success button--stretch-md""><span class=""button__label"">Kaufen</span></div><div class=""snapshot__trading-sell-btn button button--danger button--stretch-md""><span class=""button__label"">Verkaufen</span></div></div><div class=""snapshot__values""><span id=""snapshot-value-fst-current-0"" class=""snapshot__value-current realtime-push""><span>22,32</span> <span class=""snapshot__value-unit"">EUR</span> </span><span id=""snapshot-value-fst-absolute-0"" class=""snapshot__value-absolut"; 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