我正在尝试创建一个DataTable,其行数需要根据我的复选框列表中选中的复选框的数量自动创建:
Private Function GetRoomTypeIds() As DataTable
Dim dt As New DataTable()
dt.Columns.AddRange(New DataColumn(1) {New DataColumn("Id", GetType(Integer)), New DataColumn("RoomTypeId", GetType(Integer))})
dt.Rows.Add(txtId1.Text, chkRoomTypes.SelectedValue)
Return dt
End Function
我需要添加如下内容:
“对于在我的复选框列表中选中的每个复选框,会生成相应的行数。”
谢谢
我解决了以下代码:
Private Function GetRoomTypeIds() As DataTable
Dim selectedItems = From s In chkRoomTypes.Items.Cast(Of ListItem)
Where s.Selected
Select s
Dim itemTable As DataTable
itemTable = New DataTable("SelectedItems")
Dim column1 As DataColumn = New DataColumn("RateTypeId")
column1.DataType = System.Type.GetType("System.Int32")
Dim column2 As DataColumn = New DataColumn("RoomTypeId")
column2.DataType = System.Type.GetType("System.Int32")
itemTable.Columns.Add(column1)
itemTable.Columns.Add(column2)
Dim Row As DataRow
For Each item In selectedItems
Row = itemTable.NewRow()
Row("RateTypeId") = Convert.ToInt32(txtId1.Text)
Row("RoomTypeId") = item.Value
itemTable.Rows.Add(Row)
Next
Return itemTable
End Function
谢谢