Run results for: lodash map vs es6 map v2

Run details:

User agent: Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Mobile Safari/537.36

Browser: Chrome Mobile 125

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

lodash map

39K/s

lodash reduce

36K/s

native map

33K/s

native reduce

29K/s

View exact numbers

Test name	Executions per second
✓ lodash map	38,541 Ops/sec
lodash reduce	36,480 Ops/sec
native map	32,856 Ops/sec
native reduce	29,276 Ops/sec

HTML Preparation code:

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

Script Preparation code:

const j = [1, 4, 9, 16, 25, 35, 49, 68, 74, 86, 93, 110, 121, 135, 141, 156, 157, 158, 161, 162, 163, 164, 165, 166, 167, 168]

function lodashmap () {
  arr = _.map(j, function(el){
    return el * 10
  })
  console.log(arr)
}

function jsmap () {
  arr = j.map(function(el){
    return el * 10
  })
  console.log(arr)
}

function lodashreduce () {
  arr = _.reduce(j, (els, el) => {
    els.push(el * 10)
    // console.log(els)
    return els
  }, [])
  console.log(arr)
}

function jsreduce () {
  arr = j.reduce(function(els, el) {
    els.push(el * 10)
    return els
  }, [])
  console.log(arr)
}

Tests:

lodash map
lodashmap()
native map
jsmap()
lodash reduce
lodashreduce()
native reduce
jsreduce()