ViewState的原因:
<EditItemTemplate>
<asp:CheckBox id="tttON" EnableViewState="True" Runat="server" Enabled="true"></asp:CheckBox>
</EditItemTemplate>
<EditItemTemplate>
<asp:CheckBox id="tttON" EnableViewState="True" Runat="server" Enabled="true"></asp:CheckBox>
</EditItemTemplate>
If Not IsPostBack Then
Dim str As String
Dim strsel As String
str = "server=ste1-sql;database=lntest;uid=sa;pwd=stetp;"
Dim cnn As New SqlClient.SqlConnection(str)
Dim cmd As New SqlClient.SqlCommand()
cmd.Connection = cnn
cmd.CommandText = "select * from aa"
cmd.CommandType = CommandType.Text
dacustomers.SelectCommand = cmd
Dim ds As DataSet = New DataSet()
dacustomers.Fill(ds)
DataGrid1.DataSource = ds
DataGrid1.DataBind()
End If