October 2006
Beginner to intermediate
352 pages
9h 33m
English
Content preview from Learning JavaScriptBecome 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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Questions
Though it seems to defy the concept of Ajax, an
XMLHttpRequestcan be synchronous (wait for response). How would you open such a request?Once a request receives a response, it needs to be processed. How do you attach a function to call when the service responds?
What are the two states for a successful, and completed, request?
What are the three data formats you can use with a response, and what are the advantages of each?
Modify the Google Maps application in Example 13-6 to include a custom icon stored in a file called
myicon.png.
Answers are provided in the appendix.
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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.