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Run results for:
isarray_vs_instanceof_vs_tostring
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Run details:
User agent:
Mozilla/5.0 (X11; CrOS x86_64 14541.0.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36
Browser:
Chrome 126
Operating system:
Chrome OS 14541.0.0
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
isArray
54255020.0 Ops/sec
instanceof
35619524.0 Ops/sec
toString
18517550.0 Ops/sec
Tests:
isArray
const i = Array.isArray([]);
instanceof
const i = [] instanceof Array;
toString
const i = Object.prototype.toString.call([]) === '[object Array]';