update an object value with destructuring javascript code example

Example 1: array destructuring methods parameters

function foo([a, b]) {
   console.log(`param1: ${a}, param2: ${b}`);
}

Example 2: object destructuring default value

let a, b;

[a=5, b=7] = [1];
console.log(a); // 1
console.log(b); // 7