Determines if its argument is callable as a function.
Check to see if a DOM node is within an XML document (or is an XML document).
The DOM node context originally passed to jQuery(); if none was passed then context will likely be the document.
Load data from the server using a HTTP GET request.
Return the number of elements in the jQuery object.
A string containing the jQuery version number.
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.