代码:
1 using System; 2 using System.Collections.Generic; 3 using System.ComponentModel; 4 using System.Data; 5 using System.Drawing; 6 using System.Linq; 7 using System.Text; 8 using System.Windows.Forms; 9 10 // 11 using System.IO; 12 13 namespace APPMemoryStream 14 { 15 public partial class Form1 : Form 16 { 17 public Form1() 18 { 19 InitializeComponent(); 20 } 21 22 private void Form1_Load(object sender, EventArgs e) 23 { 24 25 } 26 27 private void button1_Click(object sender, EventArgs e) 28 { 29 //将空间中的内容转换成二进制流 30 byte[] data = Encoding.Unicode.GetBytes(this.richTextBox1.Rtf); 31 32 //将二进制文件存储到内存流 33 MemoryStream stream = new MemoryStream(data); 34 35 //设置文件每块发送的长度 36 int sendlen = 1024; 37 38 //获取整个文件的大小 39 long sunlen = (stream.Length); 40 41 //设置文件发送的起始位置 42 int offset = 0; 43 44 //分块获取信息 45 while (sunlen > 0) 46 { 47 sendlen = 1024; 48 49 //如果文件没有读取完毕 50 if (sunlen <= sendlen) 51 { 52 sendlen = Convert.ToInt32(sunlen); 53 } 54 55 //创建一个1024大小的二进制流 56 byte[] msgdate = new byte[sendlen]; 57 58 //将字节块读取到内存流,以便于进行其他操作 59 stream.Read(msgdate, offset, sendlen); 60 61 //记录下一块的起始位置 62 sunlen = sunlen - sendlen; 63 } 64 } 65 } 66 }
时间: 2024-10-15 21:38:26