jsnested array destructuring code example

Example 1: destructure array javascript

var [first, second, ...rest] = ["Mercury", "Earth", ...planets, "Saturn"];

Example 2: array destructuring

//Without destructuring

const myArray = ["a", "b", "c"];

const x = myArray[0];
const y = myArray[1];

console.log(x, y); // "a" "b"

//With destructuring

const myArray = ["a", "b", "c"];

const [x, y] = myArray; // That's it !

console.log(x, y); // "a" "b"

Example 3: javascript nested array destructuring

let arr = [1, 2, 3, 4, [100, 200, 300], 5, 6, 7];

// nested array destructuring
const [a, , , , [, b, ,], , , ,] = arr;

console.log(a);
// expected output "1"

console.log(b);
// expected output "200"