Run results for: Object.keys vs Object.entries with filtering properties

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36

Browser: Chrome 135

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Object.keys	32825698.0 Ops/sec
Object.entries	11714800.0 Ops/sec

Script Preparation code:

const props = {
  href: '/',
  class: 'link',
  'data-test-id': 'test',
  'data-test-name': '테스트',
};

Tests:

Object.keys
Object.keys(props).reduce((acc, key) => { if (key.indexOf('data-test-') !== -1) { acc[key] = props[key]; } return acc; }, {});
Object.entries
Object.entries(props).reduce((acc, [key, value]) => { if (key.indexOf('data-test-') !== -1) { acc[key] = value; } return acc; }, {});