Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.0.0 Safari/537.36
Chrome 113
Windows
Desktop
one year ago
Test name Executions per second
spread ... 24005460.0 Ops/sec
slice() 23837120.0 Ops/sec
splice(0) 18532950.0 Ops/sec
concat() 21176070.0 Ops/sec
JSON.parse(JSON.stringify()) 965874.9 Ops/sec
Custom function 893903.6 Ops/sec
Lodash.cloneDeep() 754613.5 Ops/sec
jQuery.extend(true) 666984.7 Ops/sec
HTML Preparation code:
Tests:
  • spread ...

  • slice()

  • splice(0)

  • concat()

  • JSON.parse(JSON.stringify())

  • Custom function

  • Lodash.cloneDeep()

  • jQuery.extend(true)