最近写的程序中需要在DataGridView中使用下拉选择的功能,首选方案是列的ColumnType属性 使用EditingControlShowing事件, if (e.Control is ComboBox){ int iColumn = dgvWorkerList.CurrentCell.ColumnIndex; switch (iColumn) { case 2://列 { Gender.DisplayStyle = DataGridViewComboBoxDisplayStyle.…
Private Sub dgvInfo_RowPrePaint(sender As Object, e As DataGridViewRowPrePaintEventArgs) Handles dgvInfo.RowPrePaint For i = 0 To dgvInfo.Rows.Count - 1 Dim count As Integer = 0 count = DbHelperSQL.GetSingle("SELECT MinQty FROM dbo.tEquipment WHERE I…
var i=0,len=cars.length; for (; i<len; ) { document.write(cars[i] + "<br>"); i++; } var person={fname:"John",lname:"Doe",age:25}; for (x in person) { txt=txt + person[x]; } 第二种注意x是序号,不是对象,如果是jquery对象的话 如图length也在循环范围…