Re: [On layout & web performance](http://kellegous.com/j/2013/01/26/layout-performance/) by Kelly Norton

<blockquote class="twitter-tweet"><p><a href="https://twitter.com/search/%23lazyweb">#lazyweb</a> Is there any documentation about which jQuery functions/effects trigger layout? re: <a href="http://t.co/y4rRv9lY" title="http://kellegous.com/j/2013/01/26/layout-performance/">kellegous.com/j/2013/01/26/l…</a></p>&mdash; Dave Rupert (@davatron5000) <a href="https://twitter.com/davatron5000/status/295938368955641856">January 28, 2013</a></blockquote>
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`getWidthOrHeight()` used in jQuery.fn.width/height

clientLeft

+ [3180](https://github.com/components/jquery/blob/1.9.0/jquery.js#L3180) jQuery.event.mousehooks.filter
+ [9355](https://github.com/components/jquery/blob/1.9.0/jquery.js#L9355) jQuery.fn.offset

clientTop

+ [3181](https://github.com/components/jquery/blob/1.9.0/jquery.js#L3181) jQuery.event.mousehooks.filter
+ [9354](https://github.com/components/jquery/blob/1.9.0/jquery.js#L9354) jQuery.fn.offset

getBoundingClientRect

+ [9349](https://github.com/components/jquery/blob/1.9.0/jquery.js#L9349)-9350 jQuery.fn.offset
+ [9420](https://github.com/components/jquery/blob/1.9.0/jquery.js#L9420) jQuery.fn.position

innerText

+ [4826](https://github.com/components/jquery/blob/1.9.0/jquery.js#L4826) Sizzle.pseudos.contains

offsetHeight

+ [1456](https://github.com/components/jquery/blob/1.9.0/jquery.js#L1456) support test
+ [1463](https://github.com/components/jquery/blob/1.9.0/jquery.js#L1463) support test
+ [7039](https://github.com/components/jquery/blob/1.9.0/jquery.js#L7039) getWidthOrHeight
+ [7230](https://github.com/components/jquery/blob/1.9.0/jquery.js#L7230) jQuery.expr.filters.hidden

offsetParent

+ [9423](https://github.com/components/jquery/blob/1.9.0/jquery.js#L9423) jQuery.fn.position
+ [9447-9449](https://github.com/components/jquery/blob/1.9.0/jquery.js#L9447-L9449) jQuery.fn.offsetParent

offsetTop

+ [1469](https://github.com/components/jquery/blob/1.9.0/jquery.js#L1469)

offsetWidth

+ [1462-1468](https://github.com/components/jquery/blob/1.9.0/jquery.js#L1462-L1468) support test
+ [7039](https://github.com/components/jquery/blob/1.9.0/jquery.js#L7039) getWidthOrHeight
+ [7124](https://github.com/components/jquery/blob/1.9.0/jquery.js#L7124) jQuery.cssHooks.width/height 
+ [7230](https://github.com/components/jquery/blob/1.9.0/jquery.js#L7230) jQuery.expr.filters.hidden

scrollLeft and scrollTop

+ [3180](https://github.com/components/jquery/blob/1.9.0/jquery.js#L3180) jQuery.event.mousehooks.filter
+ [9048](https://github.com/components/jquery/blob/1.9.0/jquery.js#L9048) Tween.propHooks.scrollTop, Tween.propHooks.scrollLeft
+ [9354-9355](https://github.com/components/jquery/blob/1.9.0/jquery.js#L9354-L9355) jQuery.fn.offset
+ [9457-9458](https://github.com/components/jquery/blob/1.9.0/jquery.js#L9457-L9458) jQuery.fn.scrollLeft/Top

offsetX & offsetY

+ [3168](https://github.com/components/jquery/blob/1.9.0/jquery.js#L3168) jQuery.event.mousehooks.props?

getComputedStyle

+ [1472-1486](https://github.com/components/jquery/blob/1.9.0/jquery.js#L1472-L1486) support test
+ [6894-6898](https://github.com/components/jquery/blob/1.9.0/jquery.js#L6894-L6898) getStyles

scrollTo

+ [9472](https://github.com/components/jquery/blob/1.9.0/jquery.js#L9472) jQuery.fn.scrollLeft/Top