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This article introduces the knowledge of "how jquery changes the class of div". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

In jquery, you can use the attr () method to change the class of div, which can set or return the properties and values of the element, as long as the first parameter in the method is set to "class", the second parameter is set to the changed value, and the syntax is "div object .attr ('class', new property value)".

The operating environment of this tutorial: windows10 system, jquery3.2.1 version, Dell G3 computer.

How does jquery change the class of div

In jquery, you can use the attr () method to replace the class attribute of the tag.

Examples are as follows:

Create a new html file, named test.html, to explain how jquery modifies the class attribute of div and uses the div tag to create a line of text for testing.

Set the id property of the div tag to kp. Use the ready method to execute the function function when the page is loaded.

Within function, get the div object through id, and use the attr () method to change the class property of div to newcc.

Open the test.html file in a browser and view the results.

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