50 Most Useful JavaScript Snippets
1. Generating a Random Number let randomNum = Math.floor(Math.random() * maxNum); 2. Checking If an Object is Empty function isEmptyObject(obj) { return Object.keys(obj).length === 0; } 3. Creating a Countdown Timer function countdownTimer(minutes) { let seconds = minutes * 60; let interval = setInterval(() => { if (seconds <= 0) { clearInterval(interval); console.log(“Time’s up!”); }…