MeasureThat.net

Run results for: Delete vs destructure for objects without mutating pedro

Measure the performance of delete versus removing a prop from an object without mutating

Go to the benchmark
Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:109.0) Gecko/20100101 Firefox/111.0
Firefox 111
Mac OS X 10.15
Desktop
one year ago
Test name Executions per second
delete - assign 24970622.0 Ops/sec
Rest object 12299874.0 Ops/sec
Script Preparation code:
AخA
 
var obj = {
  a:1,
  b:2,
  c:3
}
Tests:

  • delete - assign

     
    delete obj.a

  • Rest object

     
    const { a, ...rest } = obj;