Ext.supports

True if the browser supports the getBoundingClientRect method on elements

True if the device supports CSS3 border radius

True if the device supports CSS3DTransform

True if the device supports CSS3 linear gradients

True if the device supports Canvas

True if document environment supports the HTML5 classList API.

True if the browser supports document.defaultView.getComputedStyle()

True if the device supports device motion (acceleration and rotation rate)

True if the device supports CSS float

True if the device supports GeoLocation

True if the device supports HTML5 history

True if the browser supports mouseenter and mouseleave events

True if the browser supports the mousewheel event

True if the browser supports normal css opacity

True if the device supports orientation change

True if the browser supports the HTML5 placeholder attribute on inputs

True if the device supports right margin. See https://bugs.webkit.org/show_bug.cgi?id=13343 for why this is needed.

True if the device supports SVG

True if the device supports touch

True if the device supports CSS3 Transitions

True if the device supports transparent color

True if the device supports VML