BinaryWriet()方法用于将一个二进制字符串写入到HTTP输出流
1 //打开图片文件,并存在文件流中
2 FileStream stream = new FileStream(Server.MapPath("a1.jpg"), FileMode.Open);
3 long FileSize = stream.Length; //获取流的长度
4 byte[] Buffer = new byte[(int)FileSize]; //定义一个二进制数组
5 stream.Read(Buffer, 0, (int)FileSize); //从流中读取字节块并将该数据写入给定缓冲区中
6 stream.Close(); //关闭流
7 Response.BinaryWrite(Buffer); //将图片输出在页面上
2 FileStream stream = new FileStream(Server.MapPath("a1.jpg"), FileMode.Open);
3 long FileSize = stream.Length; //获取流的长度
4 byte[] Buffer = new byte[(int)FileSize]; //定义一个二进制数组
5 stream.Read(Buffer, 0, (int)FileSize); //从流中读取字节块并将该数据写入给定缓冲区中
6 stream.Close(); //关闭流
7 Response.BinaryWrite(Buffer); //将图片输出在页面上