jquery Content Filter Selector

The basic elements are screened for the DOM node selector, if we want to filter by content, jQuery also provides a set of content filtering selector, of course, will be reflected in its rules on child elements or text it contains

 

 

 

Precautions:

1. : Contains and: has had to find meaning, but contains find elements include "specified text" is, has to find the element contains "the specified elements"
2. If: included in the text contains matching child elements, the same considered eligible.
3. : Parent and: empty is the opposite, the two sub-elements involved, including text nodes