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reduce vs map + fromEntries vs reduce + Map
(version: 0)
Comparing performance of:
reduce vs map + fromEntries vs reduce + Map
Created:
4 years ago
by:
Guest
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Script Preparation code:
var data = { ...Array.from(Array(10000).keys()) };
Tests:
reduce
Object.entries(data).reduce((acc, [k, v]) => { acc[k] = v.toString(); return acc; }, {});
map + fromEntries
Object.fromEntries(Object.entries(data).map(([k, v]) => ([k, v.toString()])));
reduce + Map
Object.entries(data).reduce((acc, [k, v]) => { return acc.set(k, v.toString()); }, new Map());
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (3)
Previous results
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Test case name
Result
reduce
map + fromEntries
reduce + Map
Fastest:
N/A
Slowest:
N/A
Latest run results:
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Related benchmarks:
reduce (immutable) vs map + fromEntries
Object.fromEntries vs reduce vs Map + Array.from
Object.fromEntries vs create temp object vs Array.reduce
Map & Object.fromEntries vs reduce
Object.fromEntries on array vs reduce on array
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