Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/138.0.0.0 Safari/537.36
Chrome 138
Windows
Desktop
10 months ago
Test name Executions per second
spread ... 55880828.0 Ops/sec
slice() 60053520.0 Ops/sec
splice(0) 46793600.0 Ops/sec
concat() 49922928.0 Ops/sec
JSON.parse(JSON.stringify()) 3704401.5 Ops/sec
Custom function 3990676.5 Ops/sec
Lodash.cloneDeep() 1771389.2 Ops/sec
jQuery.extend(true) 1914317.9 Ops/sec
HTML Preparation code:
Tests:
  • spread ...

  • slice()

  • splice(0)

  • concat()

  • JSON.parse(JSON.stringify())

  • Custom function

  • Lodash.cloneDeep()

  • jQuery.extend(true)