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Run results for:
parseInt vs Number addition
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<iframe src="https://measurethat.net/Embed?id=612769" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/138.0.0.0 Safari/537.36 Edg/138.0.0.0
Browser:
Chrome 138
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
Number
137.3M/s
No conversion
115.8M/s
parseInt
95.3M/s
View exact numbers
Test name
Executions per second
✓
Number
137,309,936 Ops/sec
No conversion
115,804,160 Ops/sec
parseInt
95,325,632 Ops/sec
Script Preparation code:
var intA = 42.034; var strB = "42.034";
Tests:
No conversion
var res = intA + strB;
parseInt
var res = parseInt(intA) + parseInt(strB);
Number
var res = Number(intA) + Number(strB);