Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.36
Chrome 136
Windows
Desktop
one year ago
Test name Executions per second
Lodash cloneDeep 387586.2 Ops/sec
Native map deep slice(turns objects into arrays) 8571817.0 Ops/sec
Native JSON parse 533730.1 Ops/sec
Native map deep slice at 0(turns objects into arrays) 8044774.0 Ops/sec
Native map(shallow clone) 8549828.0 Ops/sec
Recursive deep clone 1743863.0 Ops/sec
Map deep clone 2149374.2 Ops/sec
Object.assign shallow clone 8983430.0 Ops/sec
structuredClone 252698.7 Ops/sec
HTML Preparation code:
Script Preparation code:
Tests:
  • Lodash cloneDeep

  • Native map deep slice(turns objects into arrays)

  • Native JSON parse

  • Native map deep slice at 0(turns objects into arrays)

  • Native map(shallow clone)

  • Recursive deep clone

  • Map deep clone

  • Object.assign shallow clone

  • structuredClone