rest operatir code example
Example 1: the rest operator javascript
function sum(...numbers) {
return numbers.reduce((accumulator, current) => {
return accumulator += current;
});
};
sum(1,2)
sum(1,2,3,4,5)
Example 2: rest parameters
function f(a, b) {
let normalArray = Array.prototype.slice.call(arguments)
let normalArray = [].slice.call(arguments)
let normalArray = Array.from(arguments)
let first = normalArray.shift()
let first = arguments.shift()
}
function f(...args) {
let normalArray = args
let first = normalArray.shift()
}