Locates and returns the address of the receiver’s implementation of a method so it can be called as a function.
Mac Catalyst 13.0+Beta
A Selector that identifies the method for which to return the implementation address. The selector must be a valid and non-NULL. If in doubt, use the responds(to:) method to check before passing the selector to method(for:).
The address of the receiver’s implementation of the aSelector.
If the receiver is an instance, aSelector should refer to an instance method; if the receiver is a class, it should refer to a class method.
Locates and returns the address of the implementation of the instance method identified by a given selector.
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