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Run results for:
typeof vs boolean for obj
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Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36 OPR/107.0.0.0
Browser:
Opera 107
Operating system:
Windows
Device Platform:
Desktop
Date tested:
2 years ago
Test name
Executions per second
boolean
7229214.0 Ops/sec
typeof
19604720.0 Ops/sec
dnegation
18280112.0 Ops/sec
Script Preparation code:
var obj = {hello: "world"};
Tests:
boolean
Boolean(obj)
typeof
typeof obj === 'object'
dnegation
!!obj