How to delete a class in javascript

Javascript method to delete a class: 1. Remove a class from the dc6dce4a544fdca2df29d5ac0ea9906b element through the "remove("mystyle")" method; 2. Use "remove("mystyle", "anotherClass", " The thirdClass");" method removes multiple classes.

The operating environment of this article: windows7 system, javascript version 1.8.5, DELL G3 computer

How to delete a class with javascript?

Native JS add class, delete class

Add class to dc6dce4a544fdca2df29d5ac0ea9906b element:

document.getElementById("myDIV").classList.add("mystyle");

Add multiple classes to dc6dce4a544fdca2df29d5ac0ea9906b element:

document.getElementById("myDIV").classList.add("mystyle", "anotherClass", "thirdClass");

Remove a class for the dc6dce4a544fdca2df29d5ac0ea9906b element:

document.getElementById("myDIV").classList.remove("mystyle");

Remove multiple classes for the dc6dce4a544fdca2df29d5ac0ea9906b element:

document.getElementById("myDIV").classList.remove("mystyle", "anotherClass", "thirdClass");

Check whether it contains a certain CSS class

myDiv.classList.contains('myCssClass'); //return true or false

Recommended study: "javascript Advanced Tutorial"

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