How to add/remove css classes in vuejs vue-select?

Question

JavaScript

It is necessary to add the value of this value as a class for a certain element when choosing a value from the select.
Here is an example using vue-select


In the example with jqeury, of course, you need to figure it out without it ....

Answer 1

There is also v-model:

Answer 2

https://codepen.io/Olovyannikov/pen/yLaBNKg
So?