Dom

JavaScript performance comparison

Revision 2 of this test case created

Preparation code

 
<script>
Benchmark.prototype.setup = function() {
    function remove_all_children(node) {
      while (node.firstChild)
        node.removeChild(node.FirstChild);
    }
   
    var dest = document.getElementsByTagName('body')[0];
};

Benchmark.prototype.teardown = function() {
    remove_all_children(dest);
};
</script>

Test runner

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Testing in unknown unknown
Test Ops/sec
1
var table = document.createElement('table');
var html = '';
for (var i = 0, count = 100; i < count; i++) {
  html += '<tr><td>' + i + '</td></tr>';
}
table.innerHTML = html;

dest.appendChild(table);
pending…
2
var table = document.createElement('table');
for (var i = 0, count = 100; i < count; i++) {
  var tr = document.createElement('tr');
  var td = document.createElement('td');
  td.appendChild(document.createTextNode(i));
  tr.appendChild(td);
  table.appendChild(tr);
}

dest.appendChild(table);
pending…

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