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

In javascript, you can use the setAttribute () method to remove the value of the class attribute by using this function to set the value of the class attribute to an empty string with the syntax of "element object .setAttribute (" class ",") ".

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

In javascript, you can use the setAttribute () method to remove the value of the class attribute.

The setAttribute () method adds the specified property and assigns it the specified value. If this specified property already exists, only the value is set / changed.

You just need to use the setAttribute () method to set the value of the class property to an empty string to remove the value of the class property.

Implementation example:

.box {border: 1px solid red; background-color: pink;} Test text

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