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 531841.7 Ops/sec
Native map deep slice(turns objects into arrays) 8476138.0 Ops/sec
Native JSON parse 693809.5 Ops/sec
Native map deep slice at 0(turns objects into arrays) 8538508.0 Ops/sec
Native map(shallow clone) 15800420.0 Ops/sec
Recursive deep clone 568072.1 Ops/sec
Map deep clone 629797.1 Ops/sec
Object.assign shallow clone 9353900.0 Ops/sec
structuredClone 339077.2 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