Benchmark: Reduce array2 - MeasureThat.net

HTML Preparation code:

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

Script Preparation code:

var arr = Array(10_000).fill(1)

Tests:

Reduce with empty erray
arr.reduce((acc, x) => { acc.push(x); return acc; }, []);
Reduce with filled array
arr.reduce((acc, x) => { acc.push(x); return acc; }, new Array(arr.length));
Reduce with filled array with null
arr.reduce((acc, x) => { acc.push(x); return acc; }, new Array(arr.length).fill(null));

Rendered benchmark preparation results:

Previous results

Test case name	Result
Reduce with empty erray
Reduce with filled array
Reduce with filled array with null

Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser/OS: Chrome 131 on Mac OS X 10.15.7

Reduce with empty erray

20K/s

Reduce with filled array with null

7K/s

Reduce with filled array

6K/s

View exact numbers

Test name	Executions per second
✓ Reduce with empty erray	20,318 Ops/sec
Reduce with filled array with null	6,806 Ops/sec
Reduce with filled array	6,475 Ops/sec

Reduce array2 (version: 1)