By declaring parameter types, incoming parameters will automatically be transformed into an object of that type. For instance, if a param is `Boolean`, values of `'1'`, `'true'`, `'t'`, `'yes'`, and `'y'` will be automatically transformed into `true`.
By declaring parameter types, incoming parameters will automatically be transformed into an object of that type. For instance, if a param is `:boolean`, values of `'1'`, `'true'`, `'t'`, `'yes'`, and `'y'` will be automatically transformed into `true`.