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How to set css in js

醉折花枝作酒筹
醉折花枝作酒筹Original
2021-04-15 18:00:006885browse

Method: 1. Introduce jquery, use the css() method to set css, the syntax is "$("object name").css("property", "property value")"; 2. Introduce jquery, use The addClass() method sets css, the syntax is "$("object name").addClass("property")".

How to set css in js

The operating environment of this tutorial: windows7 system, javascript version 1.8.5, Dell G3 computer.

In order to be more convenient and easier to use, we introduce the Jquery plug-in and use Jquery to operate.

How to set css in js

Our html is very simple, just a div with a paragraph of text inside.

How to set css in js

Open the page, now the div does not use css style,

How to set css in js

1. To change the style of html, we can Directly use jquery's css method:

$("#div_d").css("background-color","#0e90d2");

How to set css in js

Refresh the page, and you can see that the background color of the div has now turned blue.

How to set css in js

#2. When multiple css style values ​​need to be modified, directly changing the css is troublesome and requires multiple calls. At this time, our more reasonable method is to change or add a css style to html.

Use jquery's addClass method:

$("#div_d").addClass("div_class");

How to set css in js

Our css style div_class is defined as shown in the figure, which defines multiple style values.

How to set css in js

Look at the effect of the current page again, the style has been added successfully.

How to set css in js

[Recommended learning: javascript advanced tutorial]

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