Run results for: Slice vs Map (2222211111)

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36

Browser: Chrome 134

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

map

236K/s

slice

176K/s

View exact numbers

Test name	Executions per second
✓ map	236,264 Ops/sec
slice	176,324 Ops/sec

Tests:

slice
var item = 10; var index = 50; var array = Array.from({length: 100}); var array2 = [...array.slice(0, index), item, ...array.slice(index + 1)];
map
var item = 10; var index = 50; var array = Array.from({length: 100}).map((val, i) => i === index ? item : val);