Ask HN: JavaScript tips and tricks
Hey hackers
Let's share your javascript tips & tricks.
For example:
~~2 === Math.floor(2); // true
~~2 === Math.floor(2); // true
window.addEventListener("beforeunload", function () {
alert("You just won our user lottery! Sign-up for a FREE iPad!");
return false;
}Array(16).fill('na').join(' ') + ' Batmaaan!!!';