Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:143.0) Gecko/20100101 Firefox/143.0
Firefox 143
Windows
Desktop
8 months ago
Test name Executions per second
spread ... 11637941.0 Ops/sec
slice() 16193772.0 Ops/sec
splice(0) 11613819.0 Ops/sec
concat() 14536583.0 Ops/sec
JSON.parse(JSON.stringify()) 1027825.6 Ops/sec
Custom function 1751391.9 Ops/sec
Lodash.cloneDeep() 977728.1 Ops/sec
jQuery.extend(true) 966340.8 Ops/sec
HTML Preparation code:
Tests:
  • spread ...

  • slice()

  • splice(0)

  • concat()

  • JSON.parse(JSON.stringify())

  • Custom function

  • Lodash.cloneDeep()

  • jQuery.extend(true)