push vs new array

JavaScript performance comparison

Test case created by callumacrae

Preparation code


      
      <script>
Benchmark.prototype.setup = function() {
  let startArray = [];
  for (let i = 0; i < 1000; i++) {
    startArray.push(i);
  }

};
</script>

Test runner

Warning! For accurate results, please disable Firebug before running the tests. (Why?)

Java applet disabled.

Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
push
startArray.push('test')
pending…
new array
startArray = [...startArray, 'test']
pending…

You can edit these tests or add even more tests to this page by appending /edit to the URL.

0 Comments