C#读写文件的几种方法

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApplication2
{
    class Program
    {
        static void Main(string[] args)
        {
            //方法一
            //byte[] buffer=File.ReadAllBytes(@"e:\t.py");
            //string s = Encoding.Default.GetString(buffer);
            //Console.WriteLine(s);
            //Console.ReadKey();

            //方法二
            //string[] s = File.ReadAllLines(@"e:\t.py",Encoding.Default);
            //foreach (string ss in s)
            //{
            //    Console.WriteLine(ss);
            //}
            //Console.ReadKey();

            //方法三
            string s = File.ReadAllText(@"e:\t.py", Encoding.Default);
            Console.WriteLine(s);
            Console.ReadKey();
        }
    }
}