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 Edg/136.0.0.0
Chrome 136
Windows
Desktop
11 months ago
Test name Executions per second
Lodash cloneDeep 486557.2 Ops/sec
Native map deep slice(turns objects into arrays) 10740356.0 Ops/sec
Native JSON parse 728484.2 Ops/sec
Native map deep slice at 0(turns objects into arrays) 11167292.0 Ops/sec
Native map(shallow clone) 12363727.0 Ops/sec
Recursive deep clone 2423224.2 Ops/sec
Map deep clone 2738654.5 Ops/sec
Object.assign shallow clone 11730188.0 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