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array fill vs spread
(version: 1)
Array fill method vs for loop performance validation
Comparing performance of:
For Loop fill vs Array Fill
Created:
one year ago
by:
Guest
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Tests:
For Loop fill
let arrayTest = [...new Array(10000000)].map(() => null);
Array Fill
let arrayTest = new Array(10000000).fill('').map(() => null);
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
For Loop fill
Array Fill
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
one year ago
)
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:136.0) Gecko/20100101 Firefox/136.0
Browser/OS:
Firefox 136 on Windows
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<iframe src="https://measurethat.net/Embed?id=599048" width="100%" height="500px"></iframe>
Test name
Executions per second
For Loop fill
2.9 Ops/sec
Array Fill
3.4 Ops/sec
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