Slide 15
Slide 15 text
const countdown = [3, 2, 1, 0]
// spread into array
const from5to0 = [5, 4, ...countdown]
console.log(from5to0) // [ 5, 4, 3, 2, 1, 0 ]
// spread function arguments
console.log('countdown data:', ...countdown) // countdown data: 3 2 1 0
Spread operator
@loige