Run results for: Native vs Lodash.js contains

Run details:

User agent: Mozilla/5.0 (Linux; Android 8.0.0; SM-G960F) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.110 Mobile Safari/537.36

Browser: Chrome Mobile 70

Operating system: Android 8.0.0

Device Platform: Mobile

Date tested: 5 years ago

Test name	Executions per second
Native_include	31.9 Ops/sec
Native_index of	31.6 Ops/sec
lodash	37.1 Ops/sec

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/lodash@4.17.4/lodash.min.js"></script>

Script Preparation code:

var max1 = 100000; // 100,000 (100 Thousand)
var max2 = 10000000; // 10,000,000 (10 Million)
var max3 = 100000000; // 100,000,000 (100 Million)

var arr1 = [];
//for (var i = 0; i <= max1; i++) { arr1.push(i); }

var arr2 = [];
for (var i = 0; i <= max2; i++) { arr2.push(i); }

var arr3 = [];
//for (var i = 0; i <= max3; i++) { arr3.push(i); }

Tests:

Native_include
arr2.includes(-100000);
Native_index of
arr2.indexOf(-100000);
lodash
_.includes(arr2, -100000);

Run results for: Native vs Lodash.js contains

Native_include

Native_index of

lodash