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Run results for:
Object.keys for length checking
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Embed Benchmark Result
Run details:
User agent:
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:142.0) Gecko/20100101 Firefox/142.0
Browser:
Firefox 142
Operating system:
Ubuntu
Device Platform:
Desktop
Date tested:
9 months ago
Test name
Executions per second
obj 10 keys
6432368.0 Ops/sec
obj 100 keys
2074658.0 Ops/sec
obj 500 keys
231444.2 Ops/sec
obj 1k keys
20350072.0 Ops/sec
Script Preparation code:
var obj10 = {}; var obj100 = {}; var obj500 = {}; var obj1000 = {}; for (let i=0; i < 10; i++) { obj10[`key${i}`] = i; } for (let i=0; i < 100; i++) { obj100[`key${i}`] = i; } for (let i=0; i < 500; i++) { obj500[`key${i}`] = i; } for (let i=0; i < 1000; i++) { obj500[`key${i}`] = i; }
Tests:
obj 10 keys
Object.keys(obj10).length
obj 100 keys
Object.keys(obj100).length
obj 500 keys
Object.keys(obj500).length
obj 1k keys
Object.keys(obj1000).length