using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"<style([\S\s]*?)>([\S\s]*?)<\/style>";
string input = @"<style>
.something1 {
display: flex;
color: red;
}
.something2 { display: flex; }
</style>
<div>cat</div>
<style>
.something3 {
display: flex;
color: red;
}
.something4 { display: flex; }
</style>";
RegexOptions options = RegexOptions.Multiline | RegexOptions.IgnoreCase;
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