· Private Sub Form1_Closing(ByVal sender As Object, ByVal e As System.ComponentModel.CancelEventArgs) Handles MyBase.Closing
If MsgBox("請注意看關閉的視窗", MsgBoxStyle.Question + MsgBoxStyle.OKCancel, "關閉") = MsgBoxResult.OK Then
Dim d As Double
For d = 1...
· Public Class ClassChGPrivate vWeight As Integer = 0Private vResultword As String'vDate格式为:1978-8-10'vTime值为:'子:子(23:00~1:00)'丑:丑(1:00~3:00)'寅:寅(3:00~5:00)'卯:卯(5:00~7:00)'辰:辰(7:00~9:00)'巳:巳(9:00~11:00)'午:午(11:00~13:...
· <script language="VB" runat="server">
Sub UploadFile(sender As Object, e As EventArgs)If FileUp.PostedFile.ContentLength = 0 Then
FileInfo.Visible = False
Exit Sub
Else
FileInfo.Visible = True
FDisplay1.Visible = True
End IfFSize.Text ="上传文件...
· Henry的VB.NET之旅(十二)—事件驱动韩睿“可视继承原来这么方便!”我心中默默地感叹一声。一会儿之后,我抬头扫了一眼屏幕上的代码后,突然发现了一个新问题,按钮的单击事件程序现在已经变成了:VB.NET程序VB程序Private Sub btnProtected_Click(ByVal sender As System.Object, ByVal e As Sy...
· 走近VB.Net(七)在窗体上画图如果看过一些文章一定知道在窗体上画图要使用system.drawing类,在VB.Net中没有line与label控件,需要自已写一些代码,首先写一个事件过程onpaint.在显示窗体的同时显示图形Protected Overrides Sub OnPaint(ByVal e As PaintEventArgs)'TODO: 请在此处添加绘图代码En...
· 走近VB.Net(二) 再谈函数调用在VB6中如果你想调用一个对话框,首先你知道要使用vb内置的MsgBox函数,你甚至于使用API,大部分人乐于使用API。如下:
Public Declare Function MessageBox Lib "user32" Alias "MessageBoxA" (ByVal hwnd As Long, ByVal lpText As String, ByVal...
· 我编一个串口通讯的程序,接受一个单片机的数据,程序总出错,但是在接收时加一个中断,就能得到正确的结果,vb可不可以实现虚拟中断,我试了延迟,但是不行,清高手指教!!!部分程序如下:byin = MSComm1.Input
For i = LBound(byin) To UBound(byin)?? ,在这加中断能得到正确结果If byin(i) &...
· Public conn As New ADODB.Connection
Public rs As New ADODB.Recordset
Public addFlag As BooleanPublic Function OpenCn() As Boolean
Dim mag As String
On Error GoTo strerrmag
Set conn = New ADODB.Connection
conn.ConnectionTimeout = 25
conn.Provider = "sqloledb"
conn.Pr...