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obj2 key exists
(version: 0)
Benchmark.js
Comparing performance of:
1 vs 2 vs 3
Created:
2 years ago
by:
Guest
Go to the latest result
HTML Preparation code:
<div id="A">gfdgd</div> <p id="B">1234</p>
Script Preparation code:
var user = { name: 'John Doe', age: 30, email: 'johndoe@example.com' };
Tests:
1
console.log('name' in user);
2
console.log(user.hasOwnProperty('name'));
3
console.log(user.name !== undefined);
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (3)
Previous results
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Test case name
Result
1
2
3
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
2 years ago
)
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
Browser/OS:
Chrome 123 on Windows
View result in a separate tab
Embed
Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=499859" width="100%" height="500px"></iframe>
1
57K/s
2
56K/s
3
55K/s
View exact numbers
Test name
Executions per second
✓
1
57,274 Ops/sec
2
55,863 Ops/sec
3
55,456 Ops/sec
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