October 2010
Intermediate to advanced
1920 pages
73h 55m
English
Content preview from ASP.NET 4 UnleashedBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Understanding Control Trees
In the previous section, you learned that an ASP.NET page is actually the source code for a .NET class. Alternatively, you can think of an ASP.NET page as a bag of controls. More accurately, because some controls might contain child controls, you can think of an ASP.NET page as a control tree.
For example, the page in Listing 1.13 contains a DropDownList control and a Button control. Furthermore, because the <%@ Page %> directive has the Trace="true" attribute, tracing is enabled for the page.
Listing 1.13. ShowControlTree.aspx
When you open the page in Listing 1.13 in your browser, you can see the control tree for ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.