Run details:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/140.0.0.0 Safari/537.36
Chrome 140
Linux
Desktop
7 months ago
Test name Executions per second
Lodash cloneDeep 237065.9 Ops/sec
Native map deep slice(turns objects into arrays) 5404981.5 Ops/sec
Native JSON parse 374483.4 Ops/sec
Native map deep slice at 0(turns objects into arrays) 5381153.5 Ops/sec
Native map(shallow clone) 6165050.5 Ops/sec
Recursive deep clone 1375596.1 Ops/sec
Map deep clone 1443612.8 Ops/sec
Object.assign shallow clone 5449456.5 Ops/sec
structuredClone 169584.3 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