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Run results for:
lodash.round VS Math.round with precision
Compare round lodash function vs javascript native toFixed() function. use random input to avoid js engine optimisation
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=511641" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36
Browser:
Chrome 122
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
2 years ago
Round floating number using toFixed()
3K/s
Round floating number using lodash round function
2K/s
View exact numbers
Test name
Executions per second
✓
Round floating number using toFixed()
2,674 Ops/sec
Round floating number using lodash round function
1,650 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 = Math.random() * 100;
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++) { Number(x.toFixed(2)); }