Run details:
Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:85.0) Gecko/20100101 Firefox/85.0
Firefox 85
Windows 7
Desktop
3 years ago
Test name Executions per second
Lodash cloneDeep 54569.5 Ops/sec
Native map deep slice(turns objects into arrays) 5261528.5 Ops/sec
Native JSON parse 129977.1 Ops/sec
Native map deep slice at 0(turns objects into arrays) 5264121.0 Ops/sec
Native map(shallow clone) 11274580.0 Ops/sec
Recursive deep clone 281986.3 Ops/sec
Map deep clone 282211.7 Ops/sec
Object.assign shallow clone 6125828.5 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


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