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Run results for:
Delete property from object
Testing the performance of using `delete` keyword VS setting prop to null to remove an property of an object
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<iframe src="https://measurethat.net/Embed?id=513676" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36
Browser:
Chrome 122
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
2 years ago
Benchmark engine:
Benchmark.js
Setting prop to `null`
5.4M/s
`delete` keyword
5.0M/s
View exact numbers
Test name
Executions per second
✓
Setting prop to `null`
5,415,362 Ops/sec
`delete` keyword
4,954,994 Ops/sec
Script Preparation code:
var person = {name: "neka", age: 1, status: 'A', married: false, owner: false };
Tests:
`delete` keyword
delete person.name; delete person.age; delete person.status; delete person.married;
Setting prop to `null`
person.name = null person.age = null person.status = null person.married = null