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

Run details:

User agent: Mozilla/5.0 (Linux; Android 8.1.0; Moto G (5) Plus) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.85 Mobile Safari/537.36

Browser: Chrome Mobile 94

Operating system: Android 8.1.0

Device Platform: Mobile

Date tested: 2 years ago

Test name	Executions per second
Round floating number using lodash round function	135.3 Ops/sec
Round floating number using toFixed()	581.9 Ops/sec
Round floating number using toFixed() and parseFloat	256.1 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)); }