Angularjs - $rootScope in directive link function

Question

I am asking this question because I am not quite clear on how to think of rootscope as a dependency passed to directives

I have a directive that needs to display some in

Answer 1

It's not recommended to use the root scope to set and get properties in your angular application. Try using the $cacheFactory, since that way you can also cache some values over various requests. ($cacheFactory docs)