Run results for: Filtering test LZ 2

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Safari/537.36

Browser: Chrome 119

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Set spread

1.6M/s

Array from set

1.3M/s

Filter

510K/s

View exact numbers

Script Preparation code:

var array = Array.from({length: 40}, () => ({ value: Math.floor(Math.random() * 140)}));

Tests:

Set spread
const values = array.map(({ value }) => value) const f = [... new Set(values)]
Array from set
const values = array.map(({ value }) => value) const s = new Set(array) const l = Array.from(s)
Filter
const b = array.filter((item,index) => array.indexOf(item.value)=== index)