Run details:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36
Chrome 122
Linux
Desktop
2 years ago
Test name Executions per second
Lodash cloneDeep 228726.7 Ops/sec
Native map deep slice(turns objects into arrays) 3549700.5 Ops/sec
Native JSON parse 330470.0 Ops/sec
Native map deep slice at 0(turns objects into arrays) 3597980.0 Ops/sec
Native map(shallow clone) 7093646.0 Ops/sec
Recursive deep clone 251356.8 Ops/sec
Map deep clone 273809.1 Ops/sec
Object.assign shallow clone 3806551.2 Ops/sec
structuredClone 155902.8 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