Benchmark: filter vs reduce

HTML Preparation code:

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

Script Preparation code:

var data = { ...Array.from(Array(10000).keys()) };

Tests:

filter
Object.fromEntries(Object.entries(data || {}).filter((d) => d[1]));
reduce
Object.entries(data).reduce( (acc, [key, value]) => value === undefined ? acc : { ...acc, [key]: value }, {} );

Rendered benchmark preparation results:

Previous results

Test case name	Result
filter
reduce

Latest run results:

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

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36 Edg/149.0.0.0

Browser/OS: Chrome 149 on Windows

filter

1K/s

reduce

44/s

View exact numbers

Test name	Executions per second
✓ filter	1,430 Ops/sec
reduce	44 Ops/sec

filter vs reduce (version: 1)