how to add key value pair to map in javascript code example

Example 1: map object and add new property javascript

Results.map(obj=> ({ ...obj, Active: 'false' }))

Example 2: add new key value pair to object javascript

const person = {
	name: "Elon Musk"
}

person.age = 49;

console.log(person);
// {name: "Elon Musk", age: 49}