Benchmark: merge vs mergeWith params

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Tests:

lodash merge
var a = { a: 'oh', b: 'my', d: 'ss' }; var b = { c: 'goddess', d: 's2s' }; var c = _.merge(a, b); console.log('merge', c)
lodash mergeWith
const mergeFunc = (obj, source) => { return obj ? obj : source; }; var a = { a: 'oh', b: 'my', d: 'ss', non: "baseValue" }; var b = { c: 'goddess', d: 's2s', non: false, }; var c = _.mergeWith(a, b); console.log('mergeWith', c, mergeFunc)

Rendered benchmark preparation results:

Previous results

Test case name	Result
lodash merge
lodash mergeWith

Latest run results:

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

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36 Edg/135.0.0.0

Browser/OS: Chrome 135 on Windows

lodash merge

118K/s

lodash mergeWith

47K/s

View exact numbers

Test name	Executions per second
✓ lodash merge	117,575 Ops/sec
lodash mergeWith	46,575 Ops/sec

merge vs mergeWith params (version: 0)