Run results for: Object.assign vs spread operator : owntest v2

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:71.0) Gecko/20100101 Firefox/71.0

Browser: Firefox 71

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: 4 years ago

HTML Preparation code:

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

Tests:

Object.assign
const messageInternal = { a: 1 , b: 2 }; const message = { id: 1111, name: 'SOME', isActive: 1, country: 'USA', createdAt: '2013-09-26T16:35:41.047Z', updatedAt: '2013-09-26T16:35:41.057Z', createdBy: '', updatedBy: '', things: [ 34, 86 ], internal: messageInternal }; var other = Object.assign({ a: 2 }, message);
spread operator
const messageInternal = { a: 1 , b: 2 }; const message = { id: 1111, name: 'SOME', isActive: 1, country: 'USA', createdAt: '2013-09-26T16:35:41.047Z', updatedAt: '2013-09-26T16:35:41.057Z', createdBy: '', updatedBy: '', things: [ 34, 86 ], internal: messageInternal }; var other = { a: 2, ...message };
lodash clonedeep
const messageInternal = { a: 1 , b: 2 }; const message = { id: 1111, name: 'SOME', isActive: 1, country: 'USA', createdAt: '2013-09-26T16:35:41.047Z', updatedAt: '2013-09-26T16:35:41.057Z', createdBy: '', updatedBy: '', things: [ 34, 86 ], internal: messageInternal }; var other = _.cloneDeep(message);