Run results for: display: none vs content-visibility: hidden

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:132.0) Gecko/20100101 Firefox/132.0

Browser: Firefox 132

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

content-visibility: hidden

8.8M/s

display: none

8.8M/s

View exact numbers

Test name	Executions per second
✓ content-visibility: hidden	8,848,521 Ops/sec
display: none	8,802,803 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:

display: none
var elements = Array.prototype.slice.call(container); for (var i = 0; i < elements.length; i++) { elements[i].style.display = "none"; }
content-visibility: hidden
var elements = Array.prototype.slice.call(container); for (var i = 0; i < elements.length; i++) { elements[i].style.contentVisibility = "hidden"; }