Skip to content

Instantly share code, notes, and snippets.

Adam Gray adizam

Block or report user

Report or block adizam

Hide content and notifications from this user.

Learn more about blocking users

Contact Support about this user’s behavior.

Learn more about reporting abuse

Report abuse
View GitHub Profile
@adizam
adizam / what-forces-layout.md
Created Apr 26, 2017 — forked from paulirish/what-forces-layout.md
What forces layout/reflow. The comprehensive list.
View what-forces-layout.md

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.

Element

Box metrics
  • elem.offsetLeft, elem.offsetTop, elem.offsetWidth, elem.offsetHeight, elem.offsetParent
  • elem.clientLeft, elem.clientTop, elem.clientWidth, elem.clientHeight
  • elem.getClientRects(), elem.getBoundingClientRect()
You can’t perform that action at this time.