Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:100.0) Gecko/20100101 Firefox/100.0
Firefox 100
Mac OS X 10.15
Desktop
one year ago
Test name Executions per second
Lodash cloneDeep 122083.1 Ops/sec
Native map deep slice(turns objects into arrays) 7513890.0 Ops/sec
Native JSON parse 208044.6 Ops/sec
Native map deep slice at 0(turns objects into arrays) 6165107.0 Ops/sec
Native map(shallow clone) 15404980.0 Ops/sec
Recursive deep clone 434332.5 Ops/sec
Map deep clone 433187.2 Ops/sec
Object.assign shallow clone 8567474.0 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