Benchmark Run Result for: lodash.round VS toFixed() VS toFixed() and parseFloat vs L.formmatNum

lodash.round VS toFixed() VS toFixed() and parseFloat vs L.formmatNum

Compare round lodash function vs javascript native toFixed() function

Date tested: 3 years ago

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Test name	Executions per second
Round floating number using lodash round function	2486.7 Ops/sec
Round floating number using toFixed()	8920.9 Ops/sec
Round floating number using toFixed() and parseFloat	4689.9 Ops/sec
Leaflet formatNum	9268.1 Ops/sec

Benchmark definition (click to collapse):

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

 <script src="https://unpkg.com/leaflet@1.6.0/dist/leaflet.js"
   integrity="sha512-gZwIG9x3wUXg2hdXF6+rVkLF/0Vi9U8D2Ntg4Ga5I5BZpVkVxlJWbSQtXPSiUTtC0TjtGOmxa1AJPuV0CPthew=="
   crossorigin=""></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)); }
Leaflet formatNum
for (var i = 0; i < 1000; i++) { L.Util.formatNum(x, 2); }

Open this result on MeasureThat.net

lodash.round VS toFixed() VS toFixed() and parseFloat vs L.formmatNum

Compare round lodash function vs javascript native toFixed() function

Date tested: 3 years ago

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Benchmark definition (click to collapse):

Round floating number using lodash round function

Round floating number using toFixed()

Round floating number using toFixed() and parseFloat

Leaflet formatNum