Listing latest benchmark results

Historical Performance Data aggregated from 8 community runs

Desktop Results:
Chrome 8 runs
Direct assign an item to an initialized array
112K/s
items[items.length] outer length counter + new Array()
110K/s
items[items.length] outer length counter
76K/s
items[items.length]
72K/s
Push item to an array
50K/s
Append an item by spread
625/s

Fastest: Direct assign an item to an initialized array (179.8x faster)

View exact numbers
  • ✓ Direct assign an item to an initialized array: 112,368 ops/sec
  • • items[items.length] outer length counter + new Array(): 109,864 ops/sec
  • • items[items.length] outer length counter: 75,746 ops/sec
  • • items[items.length]: 72,292 ops/sec
  • • Push item to an array: 50,079 ops/sec
  • • Append an item by spread: 625 ops/sec

Results show median performance across all community submissions. Run this benchmark yourself to verify on your device.

Browser OS User Agent When Created
Chrome 68 Linux Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3424.0 Safari/537.36 one year ago
Safari 60 Ubuntu Mozilla/5.0 (X11; Ubuntu; Linux x86_64) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/60.5 Safari/605.1.15 one year ago
Chrome 135 Linux Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36 one year ago
Chrome 132 Linux Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Safari/537.36 one year ago
Chrome 132 Linux Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Safari/537.36 one year ago
Chrome 132 Linux Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Safari/537.36 one year ago
Chrome 132 Linux Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Safari/537.36 one year ago
Chrome 132 Linux Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Safari/537.36 one year ago
Chrome 132 Linux Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Safari/537.36 one year ago