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Object iteration (forEach, for of, for)
(version: 0)
Comparing performance of:
forEach vs for of vs traditional for loop
Created:
3 years ago
by:
Registered User
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Script Preparation code:
var object = {}; for (let i = 0; i < 1000; i += 1) { object['something' + i] = 'value'; }
Tests:
forEach
Object.entries(object).forEach(([key, value]) => { console.log(key, value); });
for of
for (const [key, value] of Object.entries(object)) { console.log(key, value); }
traditional for loop
for (let i = 0; i < Object.keys(object); i += 1) { console.log(Object.keys(object)[i], value); }
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (3)
Previous results
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Test case name
Result
forEach
for of
traditional for loop
Fastest:
N/A
Slowest:
N/A
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