我在学VB中用TreeView控件时试写下面的代码,想在TreeView中分级显示first,second,third ,可是用下面的代码只显示出first,不知是什么问题,请多多指教。代码以下:
Private Sub Command1_Click()
TreeView1.Nodes.Add , , "first", "First"
TreeView1.Nodes.Add 1, tvwChild, "second", "Second"
TreeView1.Nodes.Add 2, tvwChild, "third", "third"
End Sub
Private Sub Command1_Click()
TreeView1.Nodes.Add , , "first", "First"
TreeView1.Nodes.Add 1, tvwChild, "second", "Second"
TreeView1.Nodes.Add 2, tvwChild, "third", "third"
End Sub
TreeView1.Nodes.Add "first", tvwChild, "second", "Second"
TreeView1.Nodes.Add "second", tvwChild, "third", "third"