JQuery gets and sets and removes the attributes of DOM elements take element a as an example
- 2020-03-30 03:03:23
- OfStack
JQuery's properties operation is very simple, the following is an a element to illustrate the properties of the get/set/delete operation
Add attributes
$(' a '). Attr (' href ', 'http://www.jquery.com')
Add multiple attributes
$(' a '). Attr ({' href ':' http://www.jquery.com ', 'the title: "jquery.com"})
Retrieve attributes
$(' a '). Attr () 'href'
The class attribute
The addClass ()
Add a class
HasClass ()
Determines whether there is a class specified in the argument
RemoveClass ()
Remove a class
ToggleClass ()
If the class specified in the argument already exists, delete it, and if not, add it.
<body>
<a>jquery.com</a>
</body>
Add attributes
$(' a '). Attr (' href ', 'http://www.jquery.com')
Add multiple attributes
$(' a '). Attr ({' href ':' http://www.jquery.com ', 'the title: "jquery.com"})
Retrieve attributes
$(' a '). Attr () 'href'
The class attribute
The addClass ()
Add a class
HasClass ()
Determines whether there is a class specified in the argument
RemoveClass ()
Remove a class
ToggleClass ()
If the class specified in the argument already exists, delete it, and if not, add it.