Benchmark: Object Array Equality (Map-JSON.stringify + sort vs Multiple Loops)) v2

Script Preparation code:

var objArr1 = [{},{
  a: 1,
  b: 2,
  c: 3,
  d: 4,
  e: 5,
},{a:undefined}]
var objArr2 = [{a:null},{
  e: 5,
  b: 2,
  a: 1,
  d: 4,
  c: 3,
},{}]
function mapStringifySort($objArr1, $objArr2) {
  $objArr1 = $objArr1.map(obj=>JSON.stringify(obj)).sort()
  $objArr2 = $objArr2.map(obj=>JSON.stringify(obj)).sort()
  for (let i=0; i<$objArr1.length; i++){
    if($objArr1[i]!==$objArr2[i]) return false
  }
  return true
}
function multipleLoops($objArr1, $objArr2) {
  const has = Object.prototype.hasOwnProperty
  let bArray, sArray, foundSArrayIdxs = {}
  if($objArr2.length>$objArr2.length) {
      bArray = $objArr2
      sArray = $objArr1
  } else {
      bArray = $objArr1
      sArray = $objArr2
  }
  return bArray.every(($obj1)=>{
    let $obj1Keys = Object.keys($obj1)
    let $obj1Len = $obj1Keys.length
    return sArray.some(($obj2, sidx)=>{
      if(foundSArrayIdxs[sidx]) return false
      for(let i=0; i<$obj1Keys.length; i++) {
        let key = $obj1Keys[i]
        if($obj2[key]!==$obj1[key]) {
          return false
        }
        if(!has.call($obj2,key)) {
          return false
        }
      }
      let found = $obj1Len===objectLength($obj2)
      if(found) {
          foundSArrayIdxs[sidx] = true
      }
      return found
    })
  })
}
function objectLength(obj) {
    let i = 0;
    for(let k in obj){
        i++
    }
    return i
}

Tests:

Map-JSON.stringify + Sort
for(let i=0; i<10000; i++) { console.log(mapStringifySort(objArr1,objArr2)) }
Multiple Loops
for(let i=0; i<10000; i++) { console.log(multipleLoops(objArr1,objArr2)) }

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Map-JSON.stringify + Sort
Multiple Loops

Object Array Equality (Map-JSON.stringify + sort vs Multiple Loops)) v2 (version: 0)

Comparing performance of: Map-JSON.stringify + Sort vs Multiple Loops

Created: 2 years ago by: Guest

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Map-JSON.stringify + Sort

Multiple Loops

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

No previous run results