Run results for: sumOfEventNumbers-vanilla-vs-rxjs-7

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36

Browser: Chrome 130

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
vanilla	34.1 Ops/sec
rxjs	64.4 Ops/sec

HTML Preparation code:

<script src='https://unpkg.com/rxjs@7.3.0/dist/bundles/rxjs.umd.min.js'></script>

Script Preparation code:

function onlyEven(value) {return value % 2 == 0;}
function timesTwo(value) {return value * 2;}
function sum(a, b) {return a + b;}

Tests:

vanilla
Array.from(Array(1000000).keys()) .filter(onlyEven) .map(timesTwo) .reduce(sum, 0);
rxjs
let { from } = rxjs; let { filter, map, reduce } = rxjs.operators; from(Array.from(Array(1000000).keys())).pipe( filter(onlyEven), map(timesTwo), reduce(sum, 0) );