Run results for: function vs arrow

Run details:

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:88.0) Gecko/20100101 Firefox/88.0

Browser: Firefox 88

Operating system: Ubuntu

Device Platform: Desktop

Date tested: 3 years ago

Tests:

function
const array = [1, 2, 3, 4, 5]; const filtered = array.filter(function(d) { return d % 2 === 0; });
arrow
const array = [1, 2, 3, 4, 5]; const filtered = array.filter((d) => { return d % 2 === 0; });
arrow-direct
const array = [1, 2, 3, 4, 5]; const filtered = array.filter(d => d % 2 === 0);
arrow-direct2
const array = [1, 2, 3, 4, 5]; const filtered = array.filter((d) => d % 2 === 0);