Run results for: Map values to array

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/26.1 Safari/605.1.15

Browser: Safari 26

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 8 months ago

for-of values()

2K/s

Spread syntax

1K/s

for-of entries()

791/s

MapIterator

277/s

for-of values(), preallocated holey Array

197/s

View exact numbers

Test name	Executions per second
✓ for-of values()	1,752 Ops/sec
Spread syntax	1,393 Ops/sec
for-of entries()	791 Ops/sec
MapIterator	277 Ops/sec
for-of values(), preallocated holey Array	197 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->

Script Preparation code:

const DATA = new Map();

for (let i = 0; i < 100_000; ++i)
  DATA.set(i * Math.random(), Math.random() * 1000);

Tests:

MapIterator
DATA.values().toArray()
Spread syntax
[...DATA.values()]
for-of entries()
let arr = []; for (const v of DATA) arr.push(v[1]); arr
for-of values()
let arr = []; for (const v of DATA.values()) arr.push(v); arr
for-of values(), preallocated holey Array
let arr = new Array(100_000); for (const v of DATA.values()) arr.push(v); arr