:contains() Selector
Select all elements that contain the specified text.
Category: Version 1.1.4
All the aspects of the API that were added, or had a new signature added, in the corresponding version of jQuery.
jQuery 1.1.4 Release Notes.
event.relatedTarget
The other DOM element involved in the event, if any.
:first-child Selector
Selects all elements that are the first child of their parent.
:has() Selector
Selects elements which contain at least one element that matches the specified selector.
jQuery.isXMLDoc()
Check to see if a DOM node is within an XML document (or is an XML document).
:last-child Selector
Selects all elements that are the last child of their parent.
:nth-child() Selector
Selects all elements that are the nth-child of their parent.
:only-child Selector
Selects all elements that are the only child of their parent.
.slice()
Reduce the set of matched elements to a subset specified by a range of indices.