using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"<ul.*?class=([\'\""])(?:s|bbc)\1[^>]*>(.*?)(?=\<\/ul\>)<\/ul>";
string substitution = @"[list]$2[/list]";
string input = @"<ul class=""bbc""><li>mierda</li></ul>
<ul class=""bbc bbcol decimal"">
<li>mierda</li>
<li>mierda</li>
</ul>
<ul class=""bbc""><li>mierda</li></ul>";
RegexOptions options = RegexOptions.IgnoreCase;
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