如何实现删除.CS文件的行号

Question

如何用用C#代码如何实现删除.CS文件中复制到的行号。刚刚入门，这种程序不怎么会编，求大神指导
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.IO;
using System.Text.RegularExpressions;

namespace ConsoleApplication1
{
class Program
{
static void Main(string[] args)
{
string path = ( @"F:\Game\");

    System.IO.DirectoryInfo di = null;
    FileInfo[] ff = null;
    try
    {
        di = new System.IO.DirectoryInfo(path);
        ff = di.GetFiles("*.cs");
    }
    catch (Exception e)
    {
        Console.WriteLine(e.ToString());
    }
    string ss = Regex.Replace(path, @"^\s*\d+", "", RegexOptions.Multiline);
    if (di.Exists)
    {
        foreach (FileInfo temp in ff)
        {
            FileStream fs = temp.OpenRead();                  
            temp.IsReadOnly = false;
            StreamReader sr = new StreamReader(fs, System.Text.Encoding.GetEncoding(936), true);
            ss += sr.ReadToEnd();
        }
    }
    else
    {
        Console.WriteLine("不存在该文件夹");
    }            
    File.AppendAllText(@"F:\game\reader.txt", ss + "\r\n" );
    Console.WriteLine("Thanks!");
    Console.ReadKey();
}

}
}

Answer 1

用IO读取cs文件内容，正则替换下。。不懂你行号在哪，如果是在每行开始，可以用这个正则替换

 \s*\d+