一个server端

Private Sub Command1_Click()

    End

End Sub



Private Sub Command2_Click()
    Winsockserver.SendData Text4.Text + ":" + textsend.Text


textget.Text = textget.Text + vbCrLf + Text4.Text + ":" + textsend.Text + " " + Str(Time)
    textsend.Text = ""
End Sub

Private Sub Form_Load()
    Command2.Visible = False
    textsend.Visible = False
    Text4.Visible = False
    textget.Visible = False
    Label1.Visible = False
    Winsockserver.LocalPort = 1001

    Winsockserver.Listen


End Sub



Private Sub textsend_Change()

    'Winsockserver.SendData textsend.text

End Sub



Private Sub textsend_KeyPress(KeyAscii As Integer)
    'If KeyAscii = 13 Then
    'Winsockserver.SendData textsend.text
    'textsend.text = ""
    If KeyAscii = 13 Then
        Winsockserver.SendData textsend.Text
' Text1.text = Text1.text + vbCrLf + Text4.text + ": " + Text2.text + " " + Str(Time)
        textsend.Text = ""

    End If
End Sub

Private Sub Timer1_Timer()
    If Text4.Text = "" Then Text4.Text = "no name"
End Sub

Private Sub Winsockserver_Close()

    Winsockserver.Close

    End

End Sub



Private Sub Winsockserver_ConnectionRequest(ByVal requestID As Long)
    Command2.Visible = True
    textsend.Visible = True

    textget.Visible = True
    Text4.Visible = True
    Label1.Visible = True
    If Winsockserver.State <> sckClosed Then Winsockserver.Close

    Winsockserver.Accept requestID

End Sub



Private Sub Winsockserver_DataArrival(ByVal bytesTotal As Long)

    Dim tmpstr As String

    Winsockserver.GetData tmpstr

'textget.text = textget + tmpstr + textsend
    textget.Text = textget.Text + vbCrLf + tmpstr + " " + Str(Time)
End Sub

'（1）Command1：退出按钮；

'（2）textsend：发送数据文本框；

'（3）Winsockserver： 服务器Winsock；

'（4）textget ：接收数据文本框。

一个client端

Private Sub Command1_Click()

    End

End Sub



Private Sub Command2_Click()
    On Error Resume Next
    Winsockclient.RemoteHost = Text1.Text
    Winsockclient.Connect

End Sub



Private Sub Command3_Click()
    Winsockclient.SendData Text4.Text + ":" + textsend.Text

textget.Text = textget.Text + vbCrLf + Text4.Text + ":" + textsend.Text + " " + Str(Time)
    textsend.Text = ""
End Sub

Private Sub Form_Load()
    Command3.Visible = False
    textsend.Visible = False
    Text4.Visible = False
    textget.Visible = False
    Label2.Visible = False
    Label3.Visible = False
    Command2.Enabled = True
    Winsockclient.RemoteHost = "192.168.1.211"
    Winsockclient.RemotePort = 1001

    Winsockclient.RemoteHost = "sccdsz"

End Sub



Private Sub Text1_Change()
    Command2.Enabled = True
    'Winsockclient.RemoteHost = Text1.Text

End Sub



Private Sub textsend_Change()

    'Winsockclient.SendData textsend.Text

End Sub



Private Sub textsend_KeyPress(KeyAscii As Integer)
    'If KeyAscii = 13 Then
    'Winsockclient.SendData textsend.Text
    'textsend.Text = ""
    If KeyAscii = 13 Then
        Winsockclient.SendData Text4.Text + ":" + textsend.Text
textsend.Text = ""
        'End If
    End If
End Sub

Private Sub Timer1_Timer()
    On Error Resume Next
    Winsockclient.Connect
    Winsockclient.RemoteHost = Text1.Text
End Sub

Private Sub Winsockclient_Close()

    Winsockclient.Close

    End

End Sub



Private Sub winsockclient_Connect()

    textsend.Visible = True

    textget.Visible = True
    Label2.Visible = True
    Label3.Visible = True
    Text4.Visible = True
    Command2.Enabled = True
    Command2.Visible = True
    Command3.Visible = True
End Sub



Private Sub winsockclient_DataArrival(ByVal bytesTotal As Long)

    Dim tmpstr As String

    Winsockclient.GetData tmpstr


textget.Text = textget.Text + vbCrLf + tmpstr + " " + Str(Time)

End Sub

'（1）Command1：退出按钮；

'（2）Command2：连接按钮；

'（3）Winsockclient：客户Winsock；

'（4）Text1：主机名文本框；

'（5）Textsend：发送数据文本框；

'（6）Textget：接收数据文本框；