Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:138.0) Gecko/20100101 Firefox/138.0
Firefox 138
Windows
Desktop
11 months ago
Test name Executions per second
spread ... 17524222.0 Ops/sec
slice() 36095732.0 Ops/sec
splice(0) 17949946.0 Ops/sec
concat() 27754206.0 Ops/sec
JSON.parse(JSON.stringify()) 1628586.8 Ops/sec
Custom function 2676216.5 Ops/sec
Lodash.cloneDeep() 1291070.6 Ops/sec
jQuery.extend(true) 1231332.0 Ops/sec
HTML Preparation code:
Tests:
  • spread ...

  • slice()

  • splice(0)

  • concat()

  • JSON.parse(JSON.stringify())

  • Custom function

  • Lodash.cloneDeep()

  • jQuery.extend(true)