In this chapter, we'll look at the part that JSON plays in asynchronous JavaScript and XML (AJAX) applications that provide better responsiveness than older web pages by dynamically loading bits of a web page on demand.
In this chapter, you'll find the following recipes:
Creating an
XMLHttpRequest
objectMaking an asynchronous request for data
Sending JSON to your web server
Accepting JSON using Node.js
Getting the progress of an asynchronous request
Parsing the returned JSON
Issuing a web service request using Node.js