你可能感興趣的試題

You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5. 
Your application has a user control named UserCtrl.ascx. You write the following code fragment to create a Web page named Default.aspx. 

You need to dynamically add the UserCtrl.ascx control between the lblHeader and lblFooter Label controls. 
What should you do? （）

You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5. 
You create a Web form and add the following code fragment. 

The SqlDataSource1 DataSource control retrieves the Quantity column values from a table named Products. 
You write the following code segment to create the rptData_ItemDataBound event handler. (Line numbers are included for reference only.) 
01 Protected Sub rptData_ItemDataBound(ByVal sender As Object, _ 
02 ByVal e As RepeaterItemEventArgs) 
03 
04 If lbl IsNot Nothing Then 
05 If Integer.Parse(lbl.Text) < 10 Then 
06 lbl.ForeColor = Color.Red
07 End If 
08 End If 
09 End Sub 
You need to retrieve a reference to the lblQuantity Label control into a variable named lbl. 
Which code segment should you insert at line 03?（）