Basic Guide, Properties and Usecases of JSON (JavaScript Object Notation)

The quick and straightforward solution to exchanging and storing data between a server and an application:. This article is for the basic understanding of JSON. Prior knowledge of JavaScript will be helpful but not necessary. By completing this article, you will get an idea of what a JSON is and how to manipulate it to use in our application. Many beginners may be confused about the difference between the regular javascript object and a JSON object, so this article will give a clear picture of it by introducing you to the rules of JSON. So let’s get started.. These are must for a javascript value to become a JSON.. Douglas Crockford(co-founder of Javascript and founder of JSON) created a JSON business card. It has a logo on the front and complete grammar on the back. You can easily understand the grammar of JSON by looking at the back of the JSON business card as it is a subset of JavaScript value grammar.. So the two main methods associated with JSON namesake are:. Using the replacer:. If the value is a function, then the JSON.stringify() ignores it.. It parses the JSON data in text and returns a JavaScript value. Here are some examples:. The optional parameter ‘reviewer’ can be used to transform the parsed data.. In this example, we are translating date strings to date objects:. We’re done with the basics! Part 2 will cover advanced concepts explaining the practical implementations of JSON in a real-life project..