How to get parent elements, sibling elements, and child elements using jquery selector

1. Get the parent element

1. parent([expr]):

Get all parent elements of the specified element

Copy the code The code is as follows:

href_fir< /a>
href_sec
href_thr< ;/div>

href_fiv

$(document).ready(function(){
$("a").parent().addClass('a_par');
});

firebug view jquery parent effect

2. Get sibling elements:

1. next([expr]):
Get the next sibling element of the specified element (note that it is the next sibling Element)

Copy code The code is as follows:

list item 1

list item 2

list item 3

list item 4

list item 5

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How to get parent elements, sibling elements, and child elements using jquery selector_jquery