Run results for: ArrayFind

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36

Browser: Chrome 63

Operating system: Mac OS X 10.12.6

Device Platform: Other

Date tested: 2024 years ago

Test name	Executions per second
Test1	2210785.0 Ops/sec
Test2	2272410.0 Ops/sec
Test3	4719541.0 Ops/sec
Test4	4933063.0 Ops/sec
Test5	1220911.0 Ops/sec
Test6	2099031.0 Ops/sec
Test7	962946.3 Ops/sec

Script Preparation code:

var arr = [ 'eThmP', '0braO', 'NlFtR', 'PX5Zp', 'BbD6m', 'VLdhh', 'jZnjN', 'UcWE3', 'BYNJ1', 'z3Oxy', 'AiAHj', 'ynkPJ', 'QaBNt', 'SnRZt', 'O56xK', 'qtWIK', 'UVgy6', 'UfTLi', 'FbjJM', 'KvznS', 'hOk9l', 'FUOc8', 'OBUtL', 'LkIIQ', 'dSfU4', 'zML1z', '2HGK0', '6NW1d', 'suA3T', 'aRagr', 'VLeHJ', 'bOjeW', 'VY5m4', 'T8TLT', 'mHoUd', 'YVh4v', 'aGY5z', 'p4iFm', 'OMPJd', 'xir0Q', 'ufSaN', 'iQkPe', 'ekZ0H', 'j9qqi', '4q9ht', 'jaKWO', '.', 'ypsgr', 'sE42b', 'NsEfX', 'khKiC' ];
var ar =[];

for (var i = 0; i < 100; i++) {
  ar = [ar, ...arr];
}

Array.prototype.myio = function(search) {
  return (this.indexOf(search) !== -1);
};

Array.prototype.myfora = function(search) {
  for (var i = 0; i < this.length; i++) {
    if(this[i][0] === search) return true;
  }
  return false;
};

Array.prototype.myforb = function(search) {
  for (var i = 0; i < this.length; i++) {
    if(this[i][0] === search) {
      break;
      return true;
    }
  }
  return false;
};

Array.prototype.myfe = function(search){
  var tr = false;
  this.forEach(function(e){if(e === search)tr = true;})
  return tr;
};

Array.prototype.myaf = function(search) {
  return (typeof this.find(function(e){return e === search}) !== 'undefined');
};

Tests:

Test1
arr.myfora('BbD6m');
Test2
arr.myforb('AiAHj');
Test3
arr.myio('sE42b');
Test4
arr.myfe('sE42b');
Test5
arr.myaf('sE42b');
Test6
ar.myfe('sE42b');
Test7
ar.myaf('sE42b');

Test1

Test2

Test3

Test4

Test5

Test6

Test7