An example of data being processed may be a unique identifier stored in a cookie. For each one, we: Note: If you are having trouble getting the example to work, try referring to our heroes-finished.html source code (see it running live also.). To subscribe to this RSS feed, copy and paste this URL into your RSS reader. In JSON, array values must be of type string, number, object, array, boolean Even though it closely resembles JavaScript object literal syntax, it can be used independently from JavaScript, and many programming environments feature the ability to read (parse) and generate JSON. But these methods will not work for an array of objects. We can also convert arrays to/from JSON. The latter contains some simple CSS to style our page, while the former contains some very simple body HTML, plus a