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Run results for:
for-in vs object.keys vs object.values for objects perf
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Run details:
User agent:
Mozilla/5.0 (Android 16; Mobile; rv:150.0) Gecko/150.0 Firefox/150.0
Browser:
Firefox Mobile 150
Operating system:
Android
Device Platform:
Mobile
Date tested:
10 days ago
Test name
Executions per second
for-in
86861.6 Ops/sec
Object.keys
85409.3 Ops/sec
Object.values
90912.7 Ops/sec
Script Preparation code:
var obj =[...new Array(1)].map(x=>({id:x,name:x}));
Tests:
for-in
for (var key in obj) { console.log(obj[key].id); }
Object.keys
Object.keys(obj).forEach(key => console.log(obj[key].id));
Object.values
Object.values(obj).forEach(n => console.log(n.id));