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This article mainly explains "javascript how to delete class names", the content of the explanation is simple and clear, easy to learn and understand, now please follow the editor's ideas slowly in depth, together to study and learn "javascript how to delete class names" bar!

Javascript deletes the class name: 1, use the "document.getElementById (" id value ")" statement to get the specified element object according to the id value; 2, use the "element object .classList.remove (" class name ")" statement to delete the specified class name.

The operating environment of this tutorial: windows7 system, javascript1.8.5 version, Dell G3 computer.

In javascript, you can use the classList property and the remove () method to delete the class name

The classList attribute returns the class name of the element as a DOMTokenList object. This attribute is used to add, remove, and switch CSS classes to the element.

The classList property is read-only, but you can modify it using the add () and remove () methods.

Example: delete the class name "mystyle"

.mystyle {width: 300px; height: 50px; background-color: coral; color: white; font-size: 25px;}

Click the button to remove the "mystyle" class from the DIV element.

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