Head Rush Ajax

6.1. XML: just what the doctor ordered He may be a bit hard to understand, but it seems like Dr. Zigmund has some pretty specific ideas about helping web servers say more in their responses. Keep this in mind, as we'll be coming back to XML in jus...

6.2. Remember Katie? Katie's been busy since we left her back in Chapter 1. She's got a couple of new product lines nowsnowboarding boots and a new custom line of bindingsand she's updated her online report to keep up with all three product ...

6.3. The problem with Boards 'R' Us The Boards 'R' Us report still uses an asynchronous request to talk to the server, and since you solved their caching problems, the report works for everyone in the company (including Katie's man running Wind...

6.4. Filling that XML prescription Trying to come up with a data format that works for the server, that the browser understands, and that won't have to change if Katie adds another product line or changes the order of items on her report....

6.5. more Frequently asked questions Q:That's it? The server sends back XML, and we just grab it using the responseText property?A:At its simplest, yes. But, as you're about to see, there's a lot more we can with XML than treat it as plain o...

6.6. Trees, trees, everywhere I look You've already seen how the Document Object Model makes working with HTML easy. But the DOM is a lot more versatile: you can use it to work with XML documents as well. Let's check out how the XML returned...

6.7. Using responseXML in your code You've already seen that the responseText property of your request object lets you read the XML that the server responds with. But we don't want a bunch of text that looks like XML; we're DOM experts now, right?...

6.8. Just Do It It's time to put everything you've learned so far into action. Below is the updatePage() callback function for the Boards app. To finish the code up, you'll need to use what you've learned about asynchronous requests, t...