Convert JS object to JSON string

Question

If I defined an object in JS with:

var j={\"name\":\"binchen\"};

How can I convert the object to JSON? The output string should be:

Answer 1

The most popular way is below:

var obj = {name: "Martin", age: 30, country: "United States"};   
// Converting JS object to JSON string
var json = JSON.stringify(obj);
console.log(json);