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2 getItems(): flatMap() vs map() and flat()
(version: 1)
getItems() behavior from Mikro ORM: flatMap vs map and flat
Comparing performance of:
map().flat() vs flatMap()
Created:
one month ago
by:
Guest
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Script Preparation code:
var arr = new Set(); var i = 0; while (i <= 500) arr.add({ num: [1, i++] });
Tests:
map().flat()
[...arr].map(x => x.num % 5 === 0 ? [] : x.num).flat()
flatMap()
[...arr].flatMap(x => (x => x.num % 5 === 0 ? [] : x.num))
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
map().flat()
flatMap()
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
one month ago
)
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:150.0) Gecko/20100101 Firefox/150.0
Browser/OS:
Firefox 150 on Windows
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<iframe src="https://measurethat.net/Embed?id=627135" width="100%" height="500px"></iframe>
Test name
Executions per second
map().flat()
4265.1 Ops/sec
flatMap()
54338.3 Ops/sec
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.flatMap() vs .map()
getItems(): flatMap() vs map() and flat()
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