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Run results for:
keys vs new array
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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
keys
10525721.0 Ops/sec
array
174116896.0 Ops/sec
set
4526588.5 Ops/sec
Script Preparation code:
var obj = { 'a': 1, 'b': 1, 'c': 1, 'd': 1, 'e': 1, 'f': 1, 'g': 1 };
Tests:
keys
const arr = Object.keys(obj)
array
const arr = ["a", "b", "c", "d", "e", "f", "g"]
set
const arr = new Set(Object.keys(obj))