JAVASCRIPT

Passing arrays to functions with the spread operator

let numbers = [ 1, 2, 3 ]
let myFunction = (x, y, z) => {
    return x + y + z;
}

// Returns 6
let getCalculation = myFunction(...numbers);

How to Pass Array Elements in Function Calls With the Spread Operator in JavaScript

// When you have a function that takes in a number and you have these numbers as
// elements of an array, You can use the spread operator to pass these elements
// into the function call as arguments using the spread operator

let scores = [12, 33, 6]

const addAll = (a, b, c) => {
    console.log(a + b + c);
};

addAll(...scores); // 51