vb串口接受数据
串口数据的接受
vb菜单联动Private Sub close_Click() On Error Resume Next '循环语句 For Each main In Forms If main.MDIChild = True Then Unload main End If Next Dim FNum As Integer Dim strfilename As String Dim i As Integer FNum = FreeFile strfilename = App.Path & "\cdxx.ini" If Dir(strfilename) <> "" Then Kill strfilename Open strfilename For Output As #FNum For i = 1 To mnufilelist.Count - 1 Print #FNum, mnufilelist(i).Caption Next Close #FNum Exit Sub End Sub