Run results for: lodash merge vs test merge

Run details:

User agent: Mozilla/5.0 (Linux; Android 10; GM1901) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.141 Mobile Safari/537.36

Browser: Chrome Mobile 87

Operating system: Android

Device Platform: Mobile

Date tested: 3 years ago

Test name	Executions per second
lodash merge	1970036.2 Ops/sec
test merge	2132625.5 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:

function merge(objSrc, objTarget){
 return Object.keys(objTarget).reduce(function(src, prop){
   if(!src.hasOwnProperty(prop)) src[prop] = objTarget[prop];
   return src;
 }, objSrc);
}

Tests:

lodash merge
var a = { a: 'oh', b: 'my' }; var b = { c: 'goddess' }; var c = _.merge(a, b);
test merge
var a = {a: 'oh', b: 'my' }; var b = { c: 'goddess' }; var c = merge(a,b);