Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.102 Safari/537.36
Chrome 98
Windows
Desktop
2 years ago
Test name Executions per second
Lodash cloneDeep 191225.6 Ops/sec
Native map deep slice(turns objects into arrays) 2540588.0 Ops/sec
Native JSON parse 201710.4 Ops/sec
Native map deep slice at 0(turns objects into arrays) 2445536.0 Ops/sec
Native map(shallow clone) 4907022.0 Ops/sec
Recursive deep clone 154287.3 Ops/sec
Map deep clone 168665.0 Ops/sec
Object.assign shallow clone 2704789.0 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