Run results for: Number vs + vs parseFloat vs parseInt - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.45 Safari/537.36

Browser: Chrome 96

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
Number	1770632.6 Ops/sec
Unary +	2230408.8 Ops/sec
parseFloat	1758381.5 Ops/sec
parseInt	2026183.2 Ops/sec

Tests:

Number
let number = Number(Math.random().toString());
Unary +
let unary = +Math.random().toString();
parseFloat
let parse = parseFloat(Math.random().toString());
parseInt
let parse = parseInt(Math.random().toString());

;