квадратный элемент в массиве
let arr = [1, 2, 3, 4, 5, 6, 7];
let square = (item) => item * item;
function arraySq(func, arr) {
let newArr = [];
arr.forEach((element) => {
newArr.push(func(element));
});
return newArr;
}
console.log(arraySq(square, arr));
Hai Trong Do