1//get random value from array
2var colors = ["red","blue","green","yellow"];
3var randColor = colors[Math.floor(Math.random() * colors.length)];
4
1let items = [12, 548 , 'a' , 2 , 5478 , 'foo' , 8852, , 'Doe' , 2145 , 119];
2
3let randomItem = items[Math.floor(Math.random() * items.length)];