LC—Dream的博客

解决办法:1.在自己的原始数据前后加上”*“作为起始符和终止符才能被识别2.字体要在20-36之间曾参考资料

Label2.BackColor = Color.FromArgb(5, 42, 71)

DataGridView1.DataSource = data Me.DataGridView1.ClearSelection()在DataGridView加载数据源之后添加 Me.DataGridView1.ClearSelection()

在当前窗体Form1中添加timer1在项目中添加窗体Form2 MessageBox.Show(Form2, "abcdefg", "test") Private Sub Timer1_Tick(sender As Object, e As EventArgs) Handles Timer1.Tick Form2.Close() End Sub```...

点击连接https://dev.mysql.com/downloads/windows/visualstudio/下载mysql-for-visualstudio-.._.msi安装，重启Visual Studio即可

新建IP快捷方式\192.168.1.123, 设置电脑中某个文件为共享文件`共享文件中添加Excel xlAppExcelFile.ActiveWorkbook.SaveAs(**"\\192.168.1.123\QinFengShare\" & Label3.Text & "+" & Label6.Text &

Imports Microsoft.Office.Interop.ExcelImports System.Windows.FormsImports System.IOImports MySql.Data.MySqlClientImports System.Data.OleDbImports SystemImports System.DataImports System.Reflect...

For i = 0 To DataGridView1.Rows.Count - 1 Step 1            If DataGridView1.Item(5, i).Value = 1 Then     &am

data = New System.Data.DataTable MySqlda = New MySqlDataAdapter("select 条码号,项目号,订单号,出入库时间,出入库状态 from test.warehouse where 条码号='" & TextBox1.Text & "';", MySqlConn) MyS..

在ApplicationEvents.vb界面添加（Protected…End Function）Namespace My' 以下事件可用于 MyApplication:' ' Startup: 应用程序启动时在创建启动窗体之前引发。' Shutdown: 在关闭所有应用程序窗体后引发。如果应用程序异常终止，则不会引发此事件。' UnhandledException: 在应用程序遇到未...

Private DataTable1 As New DataTable '设成全局变量''''''''''''''''' Dim connstr As String = String.Format("server={0};user id={1}; password={2};port={3}; database=test; pooling=true", "ip地址&amp

1.显示系统时间（1）添加Timer控件 Private Sub Timer2_Tick(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Timer2.Tick Label2.Text = DateTimePicker1.Value.ToString("yyyy年MM月dd日 ", Syst...