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Run results for:
instanceOf vs __proto__
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Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:138.0) Gecko/20100101 Firefox/138.0
Browser:
Firefox 138
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
instanceOf
136886.2 Ops/sec
__proto__
139091.8 Ops/sec
Script Preparation code:
var a = new Map();
Tests:
instanceOf
console.log(a instanceof Map)
__proto__
console.log(a.__proto__ === Map.prototype)