此乃本贴精华所在：
Private Sub GetIP_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
Dim Address() As System.Net.IPAddress
Dim i As Integer
Address = System.Net.Dns.GetHostByName(System.Net.Dns.GetHostName()).AddressList
TextBox1.Text = System.Net.Dns.GetHostName().ToString()
For i = 0 To UBound(Address)
TextBox2.Text = TextBox2.Text & Chr(13) & Address(i).ToString()
Next
End Sub
下面是GetIP.vb的所有代码
Public Class GetIP
Inherits System.Windows.Forms.Form
#Region " Windows Form Designer generated code "
Public Sub New()
MyBase.New()
'This call is required by the Windows Form Designer.
InitializeComponent()
'Add any initialization after the InitializeComponent() call
End Sub
'Form overrides dispose to clean up the component list.
Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
If disposing Then
If Not (components Is Nothing) Then
components.Dispose()
End If
End If
MyBase.Dispose(disposing)
End Sub
'Required by the Windows Form Designer
Private components As System.ComponentModel.IContainer
'NOTE: The following procedure is required by the Windows Form Designer
'It can be modified using the Windows Form Designer.
'Do not modify it using the code editor.
Friend WithEvents Label1 As System.Windows.Forms.Label
Friend WithEvents TextBox1 As System.Windows.Forms.TextBox
Friend WithEvents Label2 As System.Windows.Forms.Label
Friend WithEvents TextBox2 As System.Windows.Forms.TextBox
Me.Label1 = New System.Windows.Forms.Label()
Me.TextBox1 = New System.Windows.Forms.TextBox()
Me.Label2 = New System.Windows.Forms.Label()
Me.TextBox2 = New System.Windows.Forms.TextBox()
Me.SuspendLayout()
'
'Label1
'
Me.Label1.AutoSize = True
Me.Label1.Location = New System.Drawing.Point(40, 24)
Me.Label1.Name = "Label1"
Me.Label1.Size = New System.Drawing.Size(66, 13)
Me.Label1.TabIndex = 0
Me.Label1.Text = "主机名称："
'
'TextBox1
'
Me.TextBox1.Location = New System.Drawing.Point(120, 16)
Me.TextBox1.Name = "TextBox1"
Me.TextBox1.Size = New System.Drawing.Size(232, 20)
Me.TextBox1.TabIndex = 1
Me.TextBox1.Text = ""
'
'Label2
'
Me.Label2.AutoSize = True
Me.Label2.Location = New System.Drawing.Point(40, 64)
Me.Label2.Name = "Label2"
Me.Label2.Size = New System.Drawing.Size(52, 13)
Me.Label2.TabIndex = 2
Me.Label2.Text = "IP地址："
'
'TextBox2
'
Me.TextBox2.Location = New System.Drawing.Point(120, 56)
Me.TextBox2.Multiline = True
Me.TextBox2.Name = "TextBox2"
Me.TextBox2.Size = New System.Drawing.Size(248, 112)
Me.TextBox2.TabIndex = 3
Me.TextBox2.Text = ""
'
'GetIP
'
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
Me.ClientSize = New System.Drawing.Size(392, 205)
Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.TextBox2, Me.Label2, Me.TextBox1, Me.Label1})
Me.Name = "GetIP"
Me.Text = "GetIP"
Me.ResumeLayout(False)
End Sub
#End Region
Private Sub GetIP_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
Dim Address() As System.Net.IPAddress
Dim i As Integer
Address = System.Net.Dns.GetHostByName(System.Net.Dns.GetHostName()).AddressList
TextBox1.Text = System.Net.Dns.GetHostName().ToString()
For i = 0 To UBound(Address)
TextBox2.Text = TextBox2.Text & Chr(13) & Address(i).ToString()
Next
End Sub
End Class