How to Convert JS Object to JSON String

Use the JSON.stringify() Method

You can use the JSON.stringify() method to easily convert a JavaScript object a JSON string.

Let's take a look at the following example to see how this basically works:

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