Run results for: Object entries vs forin

Run details:

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:137.0) Gecko/20100101 Firefox/137.0

Browser: Firefox 137

Operating system: Ubuntu

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

for...in

43.7M/s

Object.entries

14.2M/s

View exact numbers

Test name	Executions per second
✓ for...in	43,702,220 Ops/sec
Object.entries	14,162,953 Ops/sec

Script Preparation code:

var arrayValue = [{a: 30310}, {b: 100303}, {c: 3040494}]
var objectValue = { a: 30310, b: 100303, c: 3040494}

Tests: