While code and data interplay with each other to form running programs, we still tend to concern ourselves more with how code is presented than how data is presented. While masses of streaming data can often move unseen and is truly meaningless, JavaScript Object Notation (aka JSON) was specifically designed as a standard text-based format for representing small amounts of human-readable structured data.
The first time you might come across the need for this type of representation is when you want to persist or save state from a program….
