Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/97.0.4692.99 Safari/537.36 OPR/83.0.4254.70
Opera 83
Windows
Desktop
2 years ago
Test name Executions per second
Lodash cloneDeep 166316.3 Ops/sec
Native map deep slice(turns objects into arrays) 1987807.6 Ops/sec
Native JSON parse 181394.4 Ops/sec
Native map deep slice at 0(turns objects into arrays) 1972629.9 Ops/sec
Native map(shallow clone) 3824459.0 Ops/sec
Recursive deep clone 127034.2 Ops/sec
Map deep clone 141333.2 Ops/sec
Object.assign shallow clone 2152924.0 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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