Run details:
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:139.0) Gecko/20100101 Firefox/139.0
Firefox 139
Ubuntu
Desktop
11 months ago
Test name Executions per second
spread ... 24597738.0 Ops/sec
slice() 46000520.0 Ops/sec
splice(0) 19274264.0 Ops/sec
concat() 36876676.0 Ops/sec
JSON.parse(JSON.stringify()) 2270425.5 Ops/sec
Custom function 3594555.2 Ops/sec
Lodash.cloneDeep() 2010871.5 Ops/sec
jQuery.extend(true) 1725560.5 Ops/sec
HTML Preparation code:
Tests:
  • spread ...

  • slice()

  • splice(0)

  • concat()

  • JSON.parse(JSON.stringify())

  • Custom function

  • Lodash.cloneDeep()

  • jQuery.extend(true)