Run results for: 1312312

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:120.0) Gecko/20100101 Firefox/120.0

Browser: Firefox 120

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
431	11468794.0 Ops/sec
123	1013625.0 Ops/sec

Script Preparation code:

var arr = [];

for (let i = 0; i < 100; i++) {
	arr.push(i);
}

function forLoop(array, item) {
	for (var i = 0; i < array.length; i++) {
    	if (array[i] === item) {
          return i;
        }
    }
    return -1;
}

function whileLoop(array, item) {
  	var i = 0;
	while (i < array.length) {
    	if (array[i] === item) {
        	return i;
        }
      	i += 1;
    }
    return -1;
}

function index(array, item) {
	return array.indexOf(item);
}

function sort(array, item) {
	let arr2 = arr.sort();
	return arr2[0];
}

Tests:

431
index(arr, 101)
123
sort(arr, 101)

431

123