Manipulating JSON
JavaScript Object Notation (JSON) is a lightweight data-interchange format. As the reference site (http://www.json.org) says:
It is easy for humans to read and write. It is easy for machines to parse and generate.
It is based on a subset of the JavaScript programming language, but it is not limited to JavaScript in any way. Indeed, JSON is a text format that is completely language agnostic. These properties make JSON an ideal data-interchange language for many utilizations. In recent years, JSON has superseded XML in many applications, especially on data exchange and in general when the data size matters, because of its intrinsic conciseness and simplicity.
Getting ready
JSON provides the following five datatypes: string, number, ...
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