Jquery parent element, sibling element, child element

Prev (): Gets the previous sibling element of the specified element (the previous one).

Prevall (): Gets all sibling elements in front of the specified element.

Find (): look up child element mode

Next (): Gets the next sibling element of the specified element (note the next sibling element OH)

Closest (): Find the parent element (first such as: <p class= ' a ' >

　　　　　　　　　　　　　　　　　　<a class= ' a '><b class= ' C '></b></a>

</p>)

$ (". C") closest (". a"): a tag

Practical application:

1. Cyclic multi-use (the parent class of the A-label is the first of the subordinate elements of the previous element p of the . Msg-right Sibling)

$ (data). Closest (". Msg-right"). Prev (). Find ("P"). EQ (0);

<a onclick= "A (This)"/>

Jquery parent element, sibling element, child element