js rest parameters 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 parameter javascript
function addition(...nombre) {
let resultat = 0
nombre.forEach(nombre => {
resultat+= nombre ;
});
console.log(resultat) ;
}
addition(4 ,9 ,5 ,415 ,78 , 54) ;
Example 3: array spread operator in javascript
let arr1 = ['A', 'B', 'C'];
let arr2 = ['X', 'Y', 'Z'];
let result = [...arr1, ...arr2];
console.log(result);