chrome-sorting

JavaScript performance comparison

Revision 2 of this test case created

Preparation code

<script src="//cdnjs.cloudflare.com/ajax/libs/lodash.js/1.2.1/lodash.js">
</script>
<script>
  var lodash = _.noConflict();
</script>
<script>
Benchmark.prototype.setup = function() {
    var _ = window.lodash;
    var as1 = [],
        as2 = [];
    var a1 = [],
        a2 = [];
    var ar1 = [],
        ar2 = [];
    var i, j, s = [],
        r;
    var size = 800;
   
    for (i = 0; i < size; i = i + 1) {
   
      for (j = 0; j < 12; j = j + 1) {
   
        r = _.random(0, 255);
   
        s[j] = String.fromCharCode(r);
      }
   
      as1[i] = s.join('');
      a1[i] = s.join('');
    }
   
    as1.sort();
    as2 = _.cloneDeep(as1);
    a2 = _.cloneDeep(a1);
   
    ar1 = as1.reverse();
    ar2 = _.cloneDeep(ar1);
};
</script>

Preparation code output

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Testing in unknown unknown
Test Ops/sec
sorted
x1 = [];
x2 = [];
for (i = 0; i < size; i++) {

  x1[i] = as1[i];
  x2[i] = as2[i];
}

x1.sort();
x2.sort();

for (i = 0; i < size; i++) {
  if (x1[i] !== x2[i]) {

    break;
  }
}
pending…
reverse sorted
x1 = [];
x2 = [];
for (i = 0; i < size; i++) {

  x1[i] = ar1[i];
  x2[i] = ar2[i];
}

x1.sort();
x2.sort();

for (i = 0; i < size; i++) {
  if (x1[i] !== x2[i]) {

    break;
  }
}
pending…
random
x1 = [];
x2 = [];
for (i = 0; i < size; i++) {

  x1[i] = a1[i];
  x2[i] = a2[i];
}

x1.sort();
x2.sort();

for (i = 0; i < size; i++) {
  if (x1[i] !== x2[i]) {

    break;
  }
}
pending…

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