destructuring params js code example

Example 1: object destructuring

let a, b, rest;
[a, b] = [10, 20];

console.log(a);
// expected output: 10

console.log(b);
// expected output: 20

[a, b, ...rest] = [10, 20, 30, 40, 50];

console.log(rest);
// expected output: Array [30,40,50]

Example 2: mdn destructuring

let a, b;

[a, b] = [1, 2];
console.log(a); // 1
console.log(b); // 2