What is the final value of "obj" in the following example?

const obj = { foo: 1 };
obj.bar = 2;

Which is not Array methods in ES6?

What is ES6?

ECMAScript1 edition released in year of____

What is the final value of "obj" in the following example?

const obj = { foo: 1 };
obj.bar = 2;

Rest is a new way for functions to handle an arbitrary number of parameters. Can you guess what the mysterious "x" variable holds?

function mys(...params) {
return params;
}
let x = mys(1,23,4);

 See the example below. Here given some interpolation features. check what is wrong.

let name = 'Marry';
let occupation = 'Farmer';
console.log(`Hi! My name is ${name}. I'm a ${occupation}.`);

What value will this expression return?

let x, { x: y = 1 } = { x }; y;

What is a Promise() in ES6?

function* gen() { 

 yield;  

}

// Calling the Generator Function
var mygen = gen();
console.log(mygen.next().value);
   

What is/are the advantages of the arrow function?