.对DataGrid中的每一行、每一列轮询一遍
Dim item As DataGridItem //行
Dim colCount As Integer = MyDataGrid.Columns.Count - 1 //列数
For Each item In MyDataGrid.Items
For i=0 To colCount
if Item.Cells(i).Text is System.DBNull.Value Then
Item.Cells(i).Text=''
End if
Next
Next Item
2. 在DataGrid中加一个CheckBox控件
加一个模板,在模板中的ItemTemplate中增加一个CheckBox控件,命名为chk1
Dim item As DataGridItem //行数
Dim chk As System.Web.UI.WebControl.CheckBox
For Each item In myDataGrid.Items
chk = item.FindControl("chk1")
if chk.Checked Then
//
End IF
Next item
Dim item As DataGridItem //行
Dim colCount As Integer = MyDataGrid.Columns.Count - 1 //列数
For Each item In MyDataGrid.Items
For i=0 To colCount
if Item.Cells(i).Text is System.DBNull.Value Then
Item.Cells(i).Text=''
End if
Next
Next Item
2. 在DataGrid中加一个CheckBox控件
加一个模板,在模板中的ItemTemplate中增加一个CheckBox控件,命名为chk1
Dim item As DataGridItem //行数
Dim chk As System.Web.UI.WebControl.CheckBox
For Each item In myDataGrid.Items
chk = item.FindControl("chk1")
if chk.Checked Then
//
End IF
Next item