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 /
Created Apr 26, 2017 — forked from paulirish/
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.


Box metrics
  • elem.offsetLeft, elem.offsetTop, elem.offsetWidth, elem.offsetHeight, elem.offsetParent
  • elem.clientLeft, elem.clientTop, elem.clientWidth, elem.clientHeight
  • elem.getClientRects(), elem.getBoundingClientRect()

Keybase proof

I hereby claim:

  • I am adizam on github.
  • I am adizam ( on keybase.
  • I have a public key ASD27QXRj5eZpStRMcdqj6l4ZN8P8hsTyBdzxNYLehYbqgo

To claim this, I am signing this object:

You can’t perform that action at this time.