Jquery function learning 5 (CSS)

Source: Internet
Author: User

That is, operations on styles in DOM elements

Function: CSS (name)
Function: gets the value of the specified attribute name of the matching element.
Return Value: String
Parameter: name of the style attribute to be accessed
Example:
Retrieves the Color Style of the first paragraph

Jquery code
$ ("P" ).css ("color ");
Before
<PStyle= "Color: red ;">Test paragraph.</P>
Result:
"Red"

Retrieves the font-weight style of the first paragraph.

Jquery code
$ ("P" ).css ("font-weight ");
Before
<PStyle= "Font-weight: bold ;">Test paragraph.</P>
Result:
"Bold"

 

 

Function: CSS (properties), CSS (Key, value)
Function: sets a set of styles and a style.
Return: jquery object
Parameter: attribute array object, attribute name/value
Example:
Sets color and background styles to all P elements.

jquery Code
$ ("p" ).css ({color: "red", Background: "blue "});
before
P > test paragraph. P >
result:
P style =" color: red; Background: Blue; " > test paragraph. P >

Changes the color of all paragraphs to red

Jquery code
$ ("P" ).css ("color", "Red ");
Before
<P>Test paragraph.</P>
Result:
<PStyle= "Color: red ;">Test paragraph.</P>

Changes the left of all paragraphs to "30px"

Jquery code
$ ("P" ).css ("Left", 30 );
Before
<P>Test paragraph.</P>
Result:
<PStyle= "Left: 30px ;">Test paragraph.</P>

 

 

Function: height (), height (VAL)
Function: gets the height of the First Matching Element. Height (VAL) sets the height of all matching elements.
Return Value: String
Example:
Jquery code
$ ("P"). Height ();
Before
< P > This is just a test. </ P >
Result:
300

jquery Code
$ ("p "). height (20);
before
P > This is just a test. P >
result:
P style =" height: 20px; " > This is just a test.

Jquery code
$ ("P"). Height ("20em ");
Before
<P>This is just a test.</P>
Result:
<PStyle= "Height: 20em ;">This is just a test.</P>

 

 

function: width (), width (VAL)
function: Get the width of the first element, width (VAL) set the width of all matching elements
example: if the width is similar to the preceding value, it is not listed.
Related Article

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.