MeasureThat.net

Run results for: push vs unshift

push vs unshift

Go to the benchmark
Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.139 Safari/537.36
Chrome 66
Mac OS X 10.13.4
Other
6 years ago
Test name Executions per second
arrayPush-1 9040752.0 Ops/sec
arrayUnshift-1 11.4 Ops/sec
arrayConact-1 0.3 Ops/sec
Script Preparation code:
AخA
 
var arr = [];
Tests:

  • arrayPush-1

     
    arr.push(1)

  • arrayUnshift-1

     
    arr.unshift(1)

  • arrayConact-1

     
    arr = [1, ...arr]