Run results for: SteamRoler

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Browser: Chrome 63

Operating system: Windows

Device Platform: Other

Date tested: 6 years ago

Test name	Executions per second
steamrollArraySimdi	82150.8 Ops/sec
steamrollArraySomeone	61800.9 Ops/sec
steamrollArrayConcat	37376.0 Ops/sec

Script Preparation code:


function steamrollArraySimdi(arr) {
  // I'm a steamroller, baby
  var a = [];
  function roll(arr){
    
    if(!Array.isArray(arr)) {
      a.push(arr);
    }
    
  else {
    arr.forEach(x=>{
    roll(x);
    });
  }
  }
  
  roll(arr);
  return a;
}


var result = []

function steamrollArraySomeone(arr) {
  for(var i=0; i < arr.length; i++)
    Array.isArray(arr[i]) ? steamrollArraySomeone(arr[i]) : result.push(arr[i])
  return result;
}


function steamrollArrayConcat(arr) {

  for (var i = 0; i<=arr.length; i++){
  if (Array.isArray(arr[i]) === true){
    arr = arr.reduce( (a, b) => a.concat(b), []);
    i=0;
  }    
  }  

  return arr;
 
}

Tests:

steamrollArraySimdi
steamrollArraySimdi([[["a"]], [["b"]]]); steamrollArraySimdi([1, [2], [3, [[4]]]]); steamrollArraySimdi([1, {}, [3, [[4]]]]); steamrollArraySimdi([1, [], [3, [[4]]]]);
steamrollArraySomeone
steamrollArraySomeone([[["a"]], [["b"]]]); steamrollArraySomeone([1, [2], [3, [[4]]]]); steamrollArraySomeone([1, {}, [3, [[4]]]]); steamrollArraySomeone([1, [], [3, [[4]]]]);
steamrollArrayConcat
steamrollArrayConcat([[["a"]], [["b"]]]); steamrollArrayConcat([1, [2], [3, [[4]]]]); steamrollArrayConcat([1, {}, [3, [[4]]]]); steamrollArrayConcat([1, [], [3, [[4]]]]);