Skip to content

Instantly share code, notes, and snippets.

View MohammedKaludi's full-sized avatar

Mohammed Kaludi MohammedKaludi

View GitHub Profile
@paulirish
paulirish / what-forces-layout.md
Last active April 30, 2024 17:56
What forces layout/reflow. The comprehensive list.

What forces layout / reflow

All of the below properties or methods, when requested/called in JavaScript, will trigger the browser to synchronously calculate the style and layout*. This is also called reflow or layout thrashing, and is common performance bottleneck.

Generally, all APIs that synchronously provide layout metrics will trigger forced reflow / layout. Read on for additional cases and details.

Element APIs

Getting box metrics
  • elem.offsetLeft, elem.offsetTop, elem.offsetWidth, elem.offsetHeight, elem.offsetParent
@gmazzap
gmazzap / PointersManager.php
Last active January 13, 2017 19:06
Pointers Tour (WPSE 162794)
<?php namespace GM;
class PointersManager implements PointersManagerInterface {
private $pfile;
private $version;
private $prefix;
private $pointers = array();
public function __construct( $file, $version, $prefix ) {