What is the problem with this code ?

Question

I was trying to remove the special characters.using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace SoloLearn
{
class Program
{
static void Main(string[] args)
{
string input = "Hi,welcome@ to -tut#lane.com";
string result = Regex.Replace(input," [^a-zA-Z0-9]+"," ");
Console.Write("{0}",result);
}
}
}

Answer 1

Thank you so much coffeeunderrun.