Run results for: reduce vs fromEntries

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:133.0) Gecko/20100101 Firefox/133.0

Browser: Firefox 133

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Object.fromEntries

183/s

Object.reduce

0/s

View exact numbers

Test name	Executions per second
✓ Object.fromEntries	183 Ops/sec
Object.reduce	0 Ops/sec

HTML Preparation code:

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

Script Preparation code:

const ids = Array.from(Array(1000).keys());
var data = { ...Array.from(Array(10000).keys()) };

Tests:

Object.fromEntries
Object.fromEntries(Object.entries(data).filter(([id]) => ids.includes(id)));
Object.reduce
Object.keys(data) .filter((id) => !ids.includes(id)) .reduce((acc, id) => ({...acc, [id]: data[id]}), {})