Run results for: Boolean constructor vs double negotiation trick in javascript ewsd

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/142.0.0.0 Safari/537.36

Browser: Chrome 142

Operating system: Windows

Device Platform: Desktop

Date tested: 8 months ago

Double negation trick

3K/s

Boolean

3K/s

View exact numbers

Test name	Executions per second
✓ Double negation trick	3,404 Ops/sec
Boolean	3,136 Ops/sec

Script Preparation code:

var bFalse = false;
var sEmpty = '';
var sFilled = 'Foo';
var nZero = 0;
var nOne = 1;

Tests:

Boolean
for(i=0;i<10000;i++){ Boolean(bFalse) Boolean(sEmpty) Boolean(sFilled) Boolean(nZero) Boolean(nOne) }
Double negation trick
for(i=0;i<10000;i++){ !!bFalse !!sEmpty !!sFilled !!nZero !!nOne }