JSON.stringify()
ES5+Converts a JavaScript value to a JSON string.
Syntax
JSON.stringify(value, replacer, space)Parameters
value any The value to convert to a JSON string
replacer Function | Array optionalA function that alters the behavior of the stringification process, or an array of property names to include
space number | string optionalA string or number used to insert white space into the output JSON string for readability
Return Value
string
A JSON string representing the given value
Examples
JavaScript
const obj = { name: 'John', age: 30 };
console.log(JSON.stringify(obj));Output:
// '{"name":"John","age":30}'