Run results for: lodash chain head pick vs js native vs js native + lodash omitBy + lodash pick

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 17_1_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.1.2 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 17

Operating system: iOS 17.1.2

Device Platform: Mobile

Date tested: 2 years ago

Test name	Executions per second
lodash chain head pick	610671.4 Ops/sec
js native	3609920.0 Ops/sec
js native + lodash omitBy	1167918.6 Ops/sec
lodash pick	951802.8 Ops/sec

HTML Preparation code:


<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Tests:

lodash chain head pick
const toSpots = [ { name: 'street name', number: 'street number', street: 'street 1', street2: 'street 2', postalCode: '75009', city: 'Paris', state: null, country: 'France', iata: 'ANE', }, ]; const result = {..._.chain(toSpots) .head() .pick('name', 'number', 'street', 'street2', 'postalCode', 'city', 'state', 'country', 'iata') .value()};
js native
const toSpots = [ { name: 'street name', number: 'street number', street: 'street 1', street2: 'street 2', postalCode: '75009', city: 'Paris', state: null, country: 'France', iata: 'ANE', }, ]; const { name, number, street, street2, postalCode, city, state, country, iata } = toSpots[0]; const newSpot = { name, number, street, street2, postalCode, city, state, country, iata, }; for (const [key, value] of Object.entries(newSpot)) { if(!value) { delete newSpot[key]; } }
js native + lodash omitBy
const toSpots = [ { name: 'street name', number: 'street number', street: 'street 1', street2: 'street 2', postalCode: '75009', city: 'Paris', state: null, country: 'France', iata: 'ANE', }, ]; const { name, number, street, street2, postalCode, city, state, country, iata } = toSpots[0]; const newSpot = { name, number, street, street2, postalCode, city, state, country, iata, }; const result = {..._.omitBy(newSpot, _.isNil)};
lodash pick
const toSpots = [ { name: 'street name', number: 'street number', street: 'street 1', street2: 'street 2', postalCode: '75009', city: 'Paris', state: null, country: 'France', iata: 'ANE', }, ]; _.pick(toSpots[0], ['name', 'number', 'street', 'street2', 'postalCode', 'city', 'state', 'country', 'iata'])