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Run results for:
Boolean vs !! vs ternary vs custom vs ==
Best boolean coercion
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<iframe src="https://measurethat.net/Embed?id=567988" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Browser:
Chrome 129
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
Implicit coercion
14691265.0 Ops/sec
Ternary
14697823.0 Ops/sec
Boolean
7992826.0 Ops/sec
Custom function
7705164.5 Ops/sec
Equation
13728237.0 Ops/sec
Script Preparation code:
var string = '1234'; function toBoolean(value){ return !!value }
Tests:
Implicit coercion
!!string
Ternary
string ? true : false
Boolean
Boolean(string)
Custom function
toBoolean(string)
Equation
string == true