Function

protocol_copyProtocolList(_:_:)

Returns an array of the protocols adopted by a protocol.

Declaration

func protocol_copyProtocolList(_ proto: Protocol!, _ outCount: UnsafeMutablePointer<UInt32>!) -> AutoreleasingUnsafeMutablePointer<Protocol?>!

Parameters

proto

A protocol.

outCount

Upon return, contains the number of elements in the returned array.

Return Value

A C array of protocols adopted by proto. The array contains *outCount pointers followed by a NULL terminator. You must free the array with free().

If the protocol declares no properties, NULL is returned and *outCount is 0.