【Asp.Net】StreamReader类read方法使用

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
namespace _297
{
public partial class WebForm1 : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
using (FileStream fs=new FileStream(Server.MapPath("Text1.txt"),FileMode.Open,FileAccess.Read))
{
StreamReader sr = new StreamReader(fs, true);
char[] bufferChar = new char[10];
sr.Read(bufferChar, 5, 5);
foreach(char c in bufferChar)
{
Response.Write(c);
}

}

}
}
}