Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.130 Safari/537.36
Chrome 79
Windows
Desktop
4 years ago
Test name Executions per second
Lodash cloneDeep 140699.1 Ops/sec
Native map deep slice(turns objects into arrays) 2215060.5 Ops/sec
Native JSON parse 165749.7 Ops/sec
Native map deep slice at 0(turns objects into arrays) 2217973.2 Ops/sec
Native map(shallow clone) 4269296.0 Ops/sec
Recursive deep clone 148269.0 Ops/sec
Map deep clone 161657.8 Ops/sec
Object.assign shallow clone 2334582.0 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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