innerHTML vs removeChild (v292)

Revision 292 of this benchmark created on

Description

what method for empty a element is faster?

Preparation HTML

<div id='box' style="display:none">
</div>

Setup

var box = document.getElementById('box');
    box.innerHTML = 'sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>'

Teardown


    box.innerHTML = 'sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>s f</b>s df<p>df gsdfg sf g<b>'

Test runner

Ready to run.

Testing in
TestOps/sec
remove first child
while (box.firstChild !== null) {
  box.removeChild(box.firstChild);
}
ready
remove last child
while (box.lastChild !== null) {
  box.removeChild(box.lastChild);
}
ready
innerHTML
box.innerHTML = '';
ready
hasChildNodes
while (box.hasChildNodes()) {
  box.removeChild(box.firstChild);
}
ready
check first child
var firstChild = null;
while ((firstChild = box.firstChild) !== null) {
  box.removeChild(firstChild);
}
ready
hasChildNodes length
while (box.childNodes.length > 0) {
  var child = box.childNodes[0];
  box.removeChild(child);
  child = null;
  delete(child);
}
ready
linked list
var t;
var n = box.firstChild;
while (n !== null) {
  t = n.nextSibling;
  box.removeChild(n);
  if (t === null) break;
  n = t.nextSibling;
  box.removeChild(t);
}
ready
check first child simpler
var firstChild;
while (firstChild = box.firstChild) {
  box.removeChild(firstChild);
}
ready
linked list 2
var t;
var n = box.firstChild;
while (n !== null) {
  t = n.nextSibling;
  box.removeChild(n);
  n = t;
}
ready

Revisions

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