Run results for: Object.fromEntries vs reduce v2

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36 Edg/120.0.0.0

Browser: Chrome 120

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

Reduce (mutate)

17K/s

Object.fromEntries

2K/s

Reduce (spread)

53/s

View exact numbers

Script Preparation code:

var data = [...Array(10000)].map((_, i) => [i, i]);

Tests: