Run results for: lodash.round VS toFixed() VS toFixed() and parseFloat

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.86 YaBrowser/21.3.0.740 Yowser/2.5 Safari/537.36

Browser: Yandex Browser 21

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
Round floating number using lodash round function	1010.8 Ops/sec
Round floating number using toFixed()	2773.1 Ops/sec
Round floating number using toFixed() and parseFloat	1683.8 Ops/sec

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Script Preparation code:

var x = 5.236;

Tests:

Round floating number using lodash round function
for (var i = 0; i < 1000; i++) { _.round(x,2); }
Round floating number using toFixed()
for (var i = 0; i < 1000; i++) { x.toFixed(2); }
Round floating number using toFixed() and parseFloat
for (var i = 0; i < 1000; i++) { parseFloat(x.toFixed(2)); }

Run results for: lodash.round VS toFixed() VS toFixed() and parseFloat

Compare round lodash function vs javascript native toFixed() function

Round floating number using lodash round function

Round floating number using toFixed()

Round floating number using toFixed() and parseFloat