Run results for: array find vs some better

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/144.0.0.0 Safari/537.36

Browser: Chrome 144

Operating system: Windows

Device Platform: Desktop

Date tested: 5 months ago

array find

286K/s

array some

279K/s

View exact numbers

Test name	Executions per second
✓ array find	286,288 Ops/sec
array some	279,439 Ops/sec

Script Preparation code:

// make large array
const randomStringArray = Array.from({ length: 1000 }, () => Math.random().toString(36).substring(7));
randomStringArray.splice(500, 0, "string");

Tests:

array find
const b = randomStringArray.find(item => item === 'string');
array some
const b = randomStringArray.some(item => item === 'string');

Run results for: array find vs some better

Compare the new ES6 spread operator with the traditional concat() method

array find

array some