JSON.stringify is a method in JavaScript that converts a JavaScript object or value into a JSON (JavaScript Object Notation) string. This method is commonly used when you need to send data from a client to a server or when you want to store data in a text format.
In JavaScript, JSON.parse is a method used to parse a JSON string and convert it into a JavaScript object. 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.