Run results for: array find vs _.find

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 13_5_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15E148 MicroMessenger/7.0.15(0x17000f27) NetType/WIFI Language/zh_CN

Browser: Mobile Safari 13

Operating system: iOS 13.5.1

Device Platform: Mobile

Date tested: 3 years ago

Test name	Executions per second
array find	31777470.0 Ops/sec
_.find	3847687.0 Ops/sec

HTML Preparation code:

<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.core.js"></script>

Tests:

array find
var a = ['hello', 'a', 'bc']; var b = a.find(item => item === 'bc');
_.find
var a = ['hello', 'a', 'bc']; var b = _.find(a, item => item === 'bc');

Run results for: array find vs _.find

Compare the new ES6 spread operator with the traditional concat() method

array find

_.find