Run results for: element.remove() vs display: none

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:153.0) Gecko/20100101 Firefox/153.0

Browser: Firefox 153

Operating system: Linux

Device Platform: Desktop

Date tested: one month ago

Benchmark engine: Benchmark.js

remove()

483.2M/s

display: none

14.0M/s

View exact numbers

Test name	Executions per second
✓ remove()	483,153,856 Ops/sec
display: none	13,993,912 Ops/sec

HTML Preparation code:

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

Script Preparation code:

var container = document.getElementById('container');
ul = document.createElement('ul');
var html = [];
    for ( var i=0; i<2000; i += 1 ) {
  	html.push(`<li>${i}</li>`);
}
 ul.innerHTML = html.join('');
 container.appendChild(ul);

Tests:

remove()
var element = ul.firstElementChild; while (element) { var element = ul.firstElementChild; element && element.remove(); }
display: none
var elements = Array.prototype.slice.call(container); for (var i = 0; i < elements.length; i++) { elements[i].style.display = "none"; }