客戶端
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Socket()
Connect() 連接建立
Send() 發送數據
Receive() 接收數據
Close()
連接Server
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private void btnStart_Click(object sender, EventArgs e)
{
//創建負責通信的Socket
Socket socketSend = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
IPAddress ip = IPAddress.Parse(txtIP.Text);
IPEndPoint point = new IPEndPoint(ip, Convert.ToInt32(txtPort.Text));
//獲得要連接的遠程服務器應用程序的IP地址和Port端口號
socketSend.Connect(point);
ShowMsg("連接成功");
}
void ShowMsg(string str)
{
txtLog.AppendText(str + "\r\n");
}
Send() 客戶端給服務器發送消息
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/// <summary>
/// 客戶端給服務器發送消息
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnSend_Click(object sender, EventArgs e)
{
string str = txtMsg.Text.Trim();
byte[] buffer = System.Text.Encoding.UTF8.GetBytes(str);
socketSend.Send(buffer); //需要傳入 byte[]
}
完整程式碼
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namespace ClientSocket
{
public partial class frmClient : Form
{
public frmClient()
{
InitializeComponent();
}
Socket socketSend; //宣告Socket變數
private void btnStart_Click(object sender, EventArgs e)
{
//創建負責通信的Socket
socketSend = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
IPAddress ip = IPAddress.Parse(txtIP.Text);
IPEndPoint point = new IPEndPoint(ip, Convert.ToInt32(txtPort.Text));
//獲得要連接的遠程服務器應用程序的IP地址和Port端口號
socketSend.Connect(point);
ShowMsg("連接成功");
}
void ShowMsg(string str)
{
txtLog.AppendText(str + "\r\n");
}
/// <summary>
/// 客戶端給服務器發送消息
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnSend_Click(object sender, EventArgs e)
{
string str = txtMsg.Text.Trim();
byte[] buffer = System.Text.Encoding.UTF8.GetBytes(str);
socketSend.Send(buffer); //需要傳入byte[]
}
}
}
https://www.bilibili.com/video/BV17G4y1b78i?p=196