JSFiddle - React, Tailwind, and code Playground
JavaScript
const items = ['item1', 'item2', 'item3'];
const copy = [];
// before
for (let i = 0; i < items.length; i++) {
copy.push(items[i]);
}
// after
items.forEach(function(item) {
copy.push(item);
});
console.log(items);
console.log(copy);