string strfile= "asp.txt";
string strout=string.Empty;
if (!File.Exists(System.Web.HttpContext.Current.Server.MapPath(strfile)))
{
}
else
{
using(StreamReader sr = new StreamReader(System.Web.HttpContext.Current.Server.MapPath(strfile), System.Text.Encoding.Default))
{
strout= sr.ReadToEnd();
}
}
Response.Write("ssss");
// =============================== 【txt文档比较小,内容很少的时候的一种写法】
using system.test;
string txt = File.ReadAllText("d:\\aaa.sys", Encoding.Default);
Response.Write("【" + txt + "】");
System.IO.File.WriteAllText("e:\\asp_1.txt", "I LOVE YOU!wang na"); // 一定要绝对路径
string txtPath = Server.MapPath("~\\Public\\AttInfo\\") + "Test.txt";
StreamWriter sw = new StreamWriter(txtPath, false, System.Text.Encoding.Default);
sw.WriteLine("Hello World");
sw.WriteLine(""); //输出空行
sw.WriteLine("ASP.NET网络编程!");
sw.Close();