how to destructure an array inside array code example

Example 1: destructure array javascript

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

Example 2: 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"