Contains flags for the useragent, read from navigator.userAgent. This property was removed in jQuery 1.9 and is available only through the jQuery.migrate plugin. Please try to use feature detection instead.
The rate (in milliseconds) at which animations fire.
Globally disable all animations.
A collection of properties that represent the presence of different browser features or bugs. Primarily intended for jQuery’s internal use; specific properties may be removed when they are no longer needed internally to improve page startup performance.
A selector representing selector passed to jQuery(), if any, when creating the original set.