请高手指点
代码是:
newdcol.DataType = System.Type.GetType("System.Int32")
在HTML里面写入:<asp:checkbox checked='<%#DataBinder.Eval(Container.DataItem,"Send")%>'/>,运行的时候就显示“
从类型“DBNull”到类型“Boolean”的强制转换无效”,到底是怎么回事?哪位高手指点一下,感激不尽
' GroupName='<%#DataBinder.Eval(Container.DataItem, "t-id")%>' Runat="server" Width="50%" BorderColor="Yellow" BackColor="#C0FFFF">' GroupName='<%#DataBinder.Eval(Container.DataItem, "t-id")%>' Runat="server" Width="50%" BorderColor="Yellow" BackColor="#C0FFFF">' GroupName='<%#DataBinder.Eval(Container.DataItem, "t-id")%>' Runat="server" Width="50%" BorderColor="Yellow" BackColor="#C0FFFF">' GroupName='<%#DataBinder.Eval(Container.DataItem, "t-id")%>' Runat="server" Width="50%" BorderColor="Yellow" BackColor="#C0FFFF">' GroupName='<%#DataBinder.Eval(Container.DataItem, "t-id")%>' Runat="server" Width="50%" BorderColor="Yellow" BackColor="#C0FFFF">
' GroupName='<%#DataBinder.Eval(Container.DataItem, "t-id")%>' Runat="server" Width="50%" BorderColor="Yellow" BackColor="#C0FFFF">