Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
Chrome 124
Mac OS X 10.15.7
Desktop
8 months ago
Test name Executions per second
Array.apply(null, Array(n)) 227847.9 Ops/sec
[...Array(n)] 338494.6 Ops/sec
Array(n).fill(null) 343845.7 Ops/sec
Array.from({ length: n }) 40963.3 Ops/sec
Array.from({ length:n }, (item, i) => i) 36563.5 Ops/sec
Array(n).fill(0) 378235.2 Ops/sec
Tests:
  • Array.apply(null, Array(n))

  • [...Array(n)]

  • Array(n).fill(null)

  • Array.from({ length: n })

  • Array.from({ length:n }, (item, i) => i)

  • Array(n).fill(0)