Run results for: removeChild vs children.remove

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.150 Safari/537.36

Browser: Chrome 88

Operating system: Windows

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
removeChild	1883701.1 Ops/sec
children.remove	3375605.2 Ops/sec

HTML Preparation code:

<div id="container"></div>

AخA
 
<div id="container"></div>

Script Preparation code:

var node = document.getElementById('container');

for(var i = 0; i < 1000; i++) node.appendChild(document.createElement('div'));

​x
 
var node = document.getElementById('container');​for(var i = 0; i < 1000; i++) node.appendChild(document.createElement('div'));

Tests:

removeChild
var node = document.getElementById('container'); while(node.firstChild) node.removeChild(node.firstChild)
var node = document.getElementById('container');
while(node.firstChild) node.removeChild(node.firstChild)

  for(let i = node.children.length - 1; i >= 0; i--){
    node.children[i].remove();
  }

 
  for(let i = node.children.length - 1; i >= 0; i--){    node.children[i].remove();  }