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

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:67.0) Gecko/20100101 Firefox/67.0

Browser: Firefox 67

Operating system: Linux

Device Platform: Desktop

Date tested: 5 years ago

Test name	Executions per second
Number	2155520.5 Ops/sec
Unary +	2174506.5 Ops/sec
parseFloat	2225578.2 Ops/sec

Tests:

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

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