Concrete component type matches its actual value: it's either an options object, or a function. Use this where the code expects to work with actual values, e.g. checking if its a function or not. This is mostly for internal implementation code.
Concrete component type matches its actual value: it's either an options object, or a function. Use this where the code expects to work with actual values, e.g. checking if its a function or not. This is mostly for internal implementation code.