list1.listindex(i)和list1.selected（i）什么区别?怎么用?

list1.listindex(i)和list1.selected（i）什么区别?怎么用? List1.RemoveItem List1.ListIndex VB代码意思List1.RemoveItem List1.ListIndex vf中 ThisForm.List1.list(ThisForm.List1.listindex); list1.listindex与list1.index有什么区别 List1.AddItem List1.Text List1.RemoveItem List1.ListIndex 这两句话的详细意思? 请问VFP中下面这个程序该怎么翻译呢?s=f=.T.*** FOUND ***FOR i=1 TO thisform.List1.Count IF thisform.List1.Selected(i) IF f*** FOUND *** s=thisform.List1.list(i) f=.F. ELSE*** FOUND *** s=s+thisform.L VB:For i = 0 To List1.ListCount - 1,后面的List1.ListCount - For i = 0 To List1.ListCount - 1 FOR i=1 TO thisform.List1.ListCount是什么意思? List1.listcount List1.List (List1.ListCount - 1)是什么意思 VB中list的问题?Private Sub Form_Load()List1.AddItem GermanyList1.AddItem IndiaList1.AddItem FranceList1.AddItem CanadaList1.AddItem USAList1.AddItem JapanList1.AddItem ChinaEnd Sub不用鼠标点中列表,怎么判断list中是不 mathematica 的问题g[l_] := Flatten[Replace[l, {u_ -> {u, Mod[u - 1, 6], Mod[u + 1, 6], u}}, {1}], 1]; list1 = {0, 2, 4};ListLinePlot[Prepend[Accumulate[ Replace[Nest[g, list1, 2], {0 -> {1, Sqrt[3]}, 1 -> {2, 0}, 2 -> {1, -Sqrt[3]}, 3 -> {-1, -Sqr /i/和/l/的音标怎么区别 英语书中L和I怎么区分 vb编程:单词分解怎么编?Private Sub Command1_Click() Dim s As String,a() As String,i As Integer s = Text1.Text Call aword(s,a) List1.AddItem p End Sub Private Sub Command2_Click() Text1.Text = List1.Clear Text1.SetFocus End Sub Private Sub 设计表单form1,表单中有命令按钮command1、一个编辑框edit1和一个列表框list1,单击命令按钮将1949年到2049年间的五一节添加到list1中,然后计算出1949年到2049年的每个五一节是星期一的次数,并将计