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iterating through arrays (for .. of vs forEach
(version: 1)
compare for ..of iteration speed with forEach method
Comparing performance of:
for .. of vs forEach
Created:
10 months ago
by:
Guest
Jump to the latest result
Script Preparation code:
globalThis.testArray = Array(1000).fill(0).map((_, i) => i); globalThis.noop = () => {};
Tests:
for .. of
for (const v of testArray) {}
forEach
testArray.forEach(noop);
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
for .. of
forEach
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
4 months ago
)
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/143.0.0.0 Safari/537.36 Edg/143.0.0.0
Browser/OS:
Chrome 143 on Mac OS X 10.15.7
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=622422" width="100%" height="500px"></iframe>
Test name
Executions per second
for .. of
3675987.5 Ops/sec
forEach
3656321.5 Ops/sec
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for vs foreach vs for..of vs for..of over large entries
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