Swift4Protocol-OrientedProgramming,3rdEdition-PacktPublishing(2017).pdf

Thisbookisaboutprotocol-orientedprogramming.WhenAppleannouncedSwift2attheWorldWideDevelopersConference(WWDC)in2015,theyalsodeclaredthatSwiftwastheworld'sfirstprotocol-orientedprogramminglanguage.Byitsname,wemayassumethatprotocol-orientedprogrammingisallabouttheprotocol,however,that