Complex angular js ng-class

Question

I have the component and have a problem setting the css class to it. I want it to always have a class of \"box\", then to have additional classes specified by the directive

Answer 1

A quick solution would be define the box class inside ng-class attribute:

If you want to include a scope variable as a class, you can't use ng-class:

Angular expressions do not support the ternary operator, but it can be emulated like this:

condition && (answer if true) || (answer if false)