JSON User Guide

Comprehensive understanding of JSON format and its application in data exchange. This guide covers basic concepts, formatting standards, and best practices for JSON.

What is JSON?

JSON (JavaScript Object Notation) is a lightweight data interchange format that is easy for humans to read and write and easy for machines to parse and generate. It is based on a subset of the JavaScript language but is language-independent.

JSON Basic Syntax

The basic syntax of JSON is very simple, consisting of these rules:

  • Data is represented as name/value pairs
  • Data is separated by commas
  • Objects are enclosed in curly braces
  • Arrays are enclosed in square brackets []

JSON Data Types

JSON supports the following data types:

  • Numbers (integers or floating-point)
  • Strings (in double quotes)
  • Booleans (true or false)
  • Arrays (in square brackets)
  • Objects (in curly braces)
  • null