Benchmark: Remove all child nodes from parent node

HTML Preparation code:

<div id="test">
  <span></span>
  <p></p>
  <div></div>
  <span></span>
  <p></p>
  <div></div>
  <span></span>
  <p></p>
  <div></div>
  <span></span>
</div>

Script Preparation code:

var node = document.getElementById('test')

Tests:

Element.innerHTML
node.innerHTML = ''
Element.textContent
node.textContent = ''
while firstChild - lastChild
while(node.firstChild)node.removeChild(node.lastChild)
while lastChild - firstChild
while(node.lastChild)node.removeChild(node.firstChild)
while firstChild - firstChild
while(node.firstChild)node.removeChild(node.firstChild)
while lastChild - lastChild
while(node.lastChild)node.removeChild(node.lastChild)
Element.innerText
node.innerText = ''

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Element.innerHTML
Element.textContent
while firstChild - lastChild
while lastChild - firstChild
while firstChild - firstChild
while lastChild - lastChild
Element.innerText

Fastest: N/A

Slowest: N/A

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Latest run results:

Run details: (Test run date: 2 years ago)

User agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/97.0.4692.99 Safari/537.36 OPR/83.0.4254.27

Browser/OS: Opera 83 on Windows 7

View result in a separate tab

Test name	Executions per second
Element.innerHTML	2153328.0 Ops/sec
Element.textContent	1845354.0 Ops/sec
while firstChild - lastChild	6707088.0 Ops/sec
while lastChild - firstChild	8337972.0 Ops/sec
while firstChild - firstChild	8573885.0 Ops/sec
while lastChild - lastChild	8641656.0 Ops/sec
Element.innerText	3222414.0 Ops/sec

Remove all child nodes from parent node (version: 0)

Comparing performance of: Element.innerHTML vs Element.textContent vs while firstChild - lastChild vs while lastChild - firstChild vs while firstChild - firstChild vs while lastChild - lastChild vs Element.innerText

Created: 2 years ago by: Guest

Jump to the latest result

Element.innerHTML

Element.textContent

while firstChild - lastChild

while lastChild - firstChild

while firstChild - firstChild

while lastChild - lastChild

Element.innerText

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A