Instance Method

classesForSelector:argumentIndex:ofReply:

Returns the current list of allowed classes that can appear within the specified collection object argument to the specified method.

Declaration

- (NSSet<Class> *)classesForSelector:(SEL)sel argumentIndex:(NSUInteger)arg ofReply:(BOOL)ofReply;

Parameters

sel

Specifies which method in the protocol you want information about.

arg

Specifies the position (starting at index 0) of the parameter for which you want to obtain the current set of allowed classes. This may be either the position of a parameter in the method itself or the position in its reply block.

ofReply

Pass YES if arg is an index into the parameters of the reply block, or NO if it is an index into the parameters of the method itself.

Discussion

See Also