let Work = [1,2,3,4,5,6,7,8]; Work = null; // Comment out this line to hit the second block of the if statement function pickRandom(arr) { if (!arr) return false; let random = arr[Math.floor(Math.random() * arr.length)]; console.log(random); return random; } if (!Work) { pickRandom([ 'Sleep', 'WoW', 'Eat' ]) } else { for (let hour in Work) { console.log(Work[hour]) } }