How to replace class

How to replace class, let say I want to replace class A to be class B and then after a few seconds replace class B to be class A

Please read the docs. It covers all of this.

Hi @argaWirawan1234-tech
here is a helpful source, hope this helps
https://levelup.gitconnected.com/dynamic-styling-with-vue-js-changing-classes-ad83ff4dd8a5