array destruct javascript 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 function destructuring
function f() {
return [1, 2];
}
let a, b;
[a, b] = f();
console.log(a); // 1
console.log(b); // 2