Run results for: reduce vs mutation

Run details:

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:85.0) Gecko/20100101 Firefox/85.0

Browser: Firefox 85

Operating system: Ubuntu

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
reduce	269762.8 Ops/sec
mutation	271371.7 Ops/sec

Tests:

reduce
const range = (from, to) => { const output = [] for(var i = from; i < to; i++){ output.push(i) } return output } const test = range(0, 100).reduce((acc, curr) => { acc[curr] = curr return acc }, {})
mutation
const range = (from, to) => { const output = [] for(var i = from; i < to; i++){ output.push(i) } return output } const test = {} range(0, 100).forEach((item) => { test[item] = item })