using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @".*?(<\/?\w+).*?(\/?>).*?";
string substitution = @"$1$2";
string input = @"<!doctype html>
<html>
<head>
<title>Example Domain</title>
<meta charset=""utf-8"" />
<meta http-equiv=""Content-type"" content=""text/html; charset=utf-8"" />
<meta name=""viewport"" content=""width=device-width, initial-scale=1"" />
<style type=""text/css"">
body {
background-color: #f0f0f2;
margin: 0;
padding: 0;
font-family: ""Open Sans"", ""Helvetica Neue"", Helvetica, Arial, sans-serif;
}
div {
width: 600px;
margin: 5em auto;
padding: 50px;
background-color: #fff;
border-radius: 1em;
}
a:link, a:visited {
color: #38488f;
text-decoration: none;
}
@media (max-width: 700px) {
body {
background-color: #fff;
}
div {
width: auto;
margin: 0 auto;
border-radius: 0;
padding: 1em;
}
}
</style>
</head>
<body>
<div>";
RegexOptions options = RegexOptions.Singleline;
Regex regex = new Regex(pattern, options);
string result = regex.Replace(input, substitution);
}
}
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