Run results for: Lodash difference vs JS filter and includes

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 18_0 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/126.0.6478.153 Mobile/15E148 Safari/604.1

Browser: Chrome Mobile iOS 126

Operating system: iOS 18.0

Device Platform: Mobile

Date tested: one year ago

Test name	Executions per second
Lodash difference	3548495.0 Ops/sec
JS Filter and includes	4070912.8 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));

Run results for: Lodash difference vs JS filter and includes

Lodash difference

JS Filter and includes