Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:81.0) Gecko/20100101 Firefox/81.0
Firefox 81
Windows
Desktop
4 years ago
Test name Executions per second
Lodash cloneDeep 65508.6 Ops/sec
Native map deep slice(turns objects into arrays) 7522526.5 Ops/sec
Native JSON parse 133757.6 Ops/sec
Native map deep slice at 0(turns objects into arrays) 7111338.5 Ops/sec
Native map(shallow clone) 22393424.0 Ops/sec
Recursive deep clone 189050.8 Ops/sec
Map deep clone 141897.0 Ops/sec
Object.assign shallow clone 8951626.0 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


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