regex

using System;
using System.Text.RegularExpressions;

namespace remore_characters_from_string
{
    class Program
    {
        static void Main(string[] args)
        {
            string str = "Something @to ,Write.;';";
            str = Regex.Replace(str, "[@,\\.\";'\\\\]", string.Empty);
            Console.WriteLine(str);
        }
    }
}