Browser Diet - DOM Manipulation (v21)

Revision 21 of this benchmark created on

Preparation HTML

<div id="myList"></div>

Test runner

Ready to run.

Testing in
TestOps/sec
DOM manipulation every iteration
var myList = document.getElementById("myList");

for (var i = 0; i < 500; i++) {
  myList.innerHTML += "<span>a" + i + "</span>";
}
ready
DOM manipulation after all iterations
var myList = "";

for (var i = 0; i < 500; i++) {
  myList += "<span>b" + i + "</span>";
}

document.getElementById("myList").innerHTML = myList;
ready
DOM manipulation after caching innerHTML
var myListHTML = document.getElementById("myList").innerHTML;

for (var i = 0; i < 500; i++) {
  myListHTML += "<span>c" + i + "</span>";
}
ready

Revisions

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