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Run results for: Lodash cloneDeep vs Lodash clone vs Array.splice() vs. Object.assign()

For times when a shallow copy is needed, what is the performance difference between these 3 methods.

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:96.0) Gecko/20100101 Firefox/96.0
Firefox 96
Mac OS X 10.15
Desktop
2 years ago
Test name Executions per second
Lodash cloneDeep 1365328.0 Ops/sec
Lodash clone 17222410.0 Ops/sec
Array.splice() 20478570.0 Ops/sec
Object.assign() 25713010.0 Ops/sec
HTML Preparation code:
Script Preparation code:
Tests:

  • Lodash cloneDeep

  • Lodash clone

  • Array.splice()

  • Object.assign()