Run results for: Correct for loop vs Array.some

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.90 Safari/537.36

Browser: Chrome 89

Operating system: Windows

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
for	16981.6 Ops/sec
some	703638.1 Ops/sec

Script Preparation code:

var array = new Array(1000);

AخA
 
var array = new Array(1000);

Tests:

for (var i = 0; i < array.length; i++) {
  if (i === 877) {
    break;
  }
}

 
for (var i = 0; i < array.length; i++) {  if (i === 877) {    break;  }}

some
array.some(function(i) { return i === 877; });
array.some(function(i) {
return i === 877;
});