nettab順序怎麼寫 vb
- 綜合知識
- 關注:1.49W次
見下面的程式碼
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
TabPage2.Parent = Nothing '隱藏TabPage2
End Sub
Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
TabPage2.Parent = TabControl1 '顯示TabPage2
End Sub
End Class
2.vb net tab page 隱藏和顯示程式碼怎麼寫見下面的程式碼 Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click TabPage2.Parent = Nothing '隱藏TabPage2 End Sub Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click TabPage2.Parent = TabControl1 '顯示TabPage2 End SubEnd Class。
3.vb.net文字框輸入後按回車或tab判斷是不是數字,不是就跳出提示你用的都是vb6的程式碼,改成:
Private Sub TextBox1_LostFocus(ByVal sender As Object, ByVal e As System.EventArgs) Handles TextBox1.LostFocus
If IsNumeric(TextBox1.Text) = False Then
MsgBox("輸入有非數字字元,請重新輸入", vbOKOnly, "友情提示")
TextBox1.Focus()
Return
End If
End Sub
- 文章版權屬於文章作者所有,轉載請註明 https://shqsg.com/zonghezhishi/1ylo48.html