Run results for: Lodash difference vs JS filter and includes

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.3 Safari/605.1.15

Browser: Safari 18

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

JS Filter and includes

35.1M/s

Lodash difference

9.3M/s

View exact numbers

Test name	Executions per second
✓ JS Filter and includes	35,050,124 Ops/sec
Lodash difference	9,281,471 Ops/sec

Script Preparation code:

var array1 = ['1', '2', '3', '4']
var array2 = ['2', '4']

Tests:

Lodash difference
filteredArray = _.difference(array1, array2);
JS Filter and includes
filteredArray = array1.filter((arr) => !array2.includes(arr));