Run results for: for loop vs array find

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 11_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) FxiOS/12.1b10941 Mobile/15F79 Safari/605.1.15

Browser: Mobile Safari 11

Operating system: iOS 11.4

Device Platform: Mobile

Date tested: 6 years ago

Test name	Executions per second
For loop	8400.6 Ops/sec
Array loop	26101.1 Ops/sec

HTML Preparation code:


<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Script Preparation code:

var a = 1
var b = [0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,0,2,3,4,5,6,7,8,9,1]

Tests:

For loop
var c for(i=0; i < b.length; i++){ if(b[i] === a) { c = b[i]; break; } }
Array loop
var c function test(value) { return value === a } c = b.find(test) console.log('c: ', c)

Run results for: for loop vs array find

For loop

Array loop