.NET读取所有目录下文件正则匹配文本电子邮件

using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
using System.Text.RegularExpressions;
namespace Test
{
class FiEmail
{
public static void Main(string[] args) {
Console.WriteLine("请输入内容路径:");
string[] fs=Directory.GetFiles(args[0]);
if(fs!=null){
string jobsPattern=@"([/w-]+(/./w+)*@([/w-]+/.)+/w{2,3})";
Regex rx = new Regex(jobsPattern,RegexOptions.Compiled | RegexOptions.IgnoreCase | RegexOptions.Multiline );
foreach(string s in fs){
Console.WriteLine("匹配");
string asR=File.ReadAllText(s);
MatchCollection matches = rx.Matches(asR);
if(matches!=null && matches.Count>0) {
string argsP="";
for(int loopI=0;loopI<matches.Count;loopI++){
argsP+=(matches[loopI].Groups[0].Value)+Environment.NewLine ;
}
W(argsP.Trim(new char[]{'/n'}));
}
Console.WriteLine(s);
}
}
Console.ReadLine();
}
public static void W(string ids){
string paths=System.IO.Path.Combine(@"C:/Documents and Settings/Administrator/桌面/GC/","edel.txt");
using (System.IO.StreamWriter sr = new System.IO.StreamWriter(paths,true)){
sr.WriteLine(ids);
}
}
}
}