using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"(?!<\/a|<\/h1)((<)(\/|)([a-zA-Z-Z0-9]+))";
string substitution = @"\n\1";
string input = @"<!-- Comments Testing -->
<div id=""page""><div id=""header""><h1><a href=""#"">Burger Pointer</a></h1><ul class=""left""><li><a href=""#"">Menu</a></li><li><a href=""#"">Location</a></li><li><a href=""#"">About Us</a></li><li><a href=""#"">BP Gear</a></li></ul></div></div>";
Regex regex = new Regex(pattern);
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