using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"((\w;)+\w)\n-{3,}\n((?1)\n)+(?1)";
string substitution = @"";
string input = @"H;e;l;a;a
---------
J;a;c;k;p
c;d;e;d;c
f;d;e;c;d
k;d;c;d;s
d;e;f;d;e";
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