Empty array

JavaScript performance comparison

Revision 81 of this test case created by

Preparation code


      
      <script>
Benchmark.prototype.setup = function() {
  var arr = [];
  for (var i = 0; i < 30000; ++i) {
    arr.push({
      a: 1,
      b: "2"
    });
  }

};
</script>

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
shift
var l = arr.length;
while (l > 0) {
  arr.shift();
  l--;
}
pending…
Assign new array
arr = [];
pending…
length
arr.length = 0;
pending…
splice
arr.splice(0, arr.length);
pending…
pop
var l = arr.length;
while (l > 0) {
  arr.pop();
  l--;
}
pending…

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