JSFiddle - React, Tailwind, and code Playground
JavaScript
var items = [1, 2, 3, 4, 5, 6],
i = 0,
l = items.length;
for (; i < l; i++)
items.push(items.length + 1);
console.log(items);
// re-assign
i = 0,
l = items.length;
for (; i < l; i++)
items.push(items.length + 1);
console.log(items);
// don't do this below
var items = [];
for (var i = 0, l = items.length; i < l; i++) {
}
for (var i = 0, l = items.length; i < l; i++) {
}