Run results for: Lodash omit vs Native Delete for multiple key removal

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 YaBrowser/25.2.0.0 Safari/537.36

Browser: Yandex Browser 25

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Native multiple delete	2984633.8 Ops/sec
Lodash multiple omit	1083277.2 Ops/sec

HTML Preparation code:

<script src="lodash.js"></script>

Script Preparation code:

data = {
    abf: 'asd',
    message: 'koko',
    abf2: 'asd2',
    abf3: 'asd3',
    abf4: 'asd4',
    abf5: 'asd5',
    abf6: 'asd6',
    abf7: 'asd7',
    abf8: 'asd8',
    abf9: 'asd9'
}

Tests:

Native multiple delete
const meta = Object.assign({}, data); ['abf1', 'abf2', 'abf5', 'abf7', 'abf9'].forEach(e => delete meta[e]); return { message: data, meta }
Lodash multiple omit
return { message: data, meta: _.omit(data, ['abf1', 'abf2', 'abf5', 'abf7', 'abf9']) }

Run results for: Lodash omit vs Native Delete for multiple key removal

Native multiple delete

Lodash multiple omit