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Run results for:
Boolean constructor vs double negotiation trick in javascript ewsd
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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:
5 months ago
Test name
Executions per second
Boolean
3135.8 Ops/sec
Double negation trick
3403.8 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 }