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Difference between protocol and delegates?

A protocol, declared with the ( @protocol syntax in Objective-C) is used to declare a set of methods that a class "adopts" (de...

Thursday, 9 April 2015

What is the difference between Selector and SEL?

selector:-
It can be meant as name of a method used to send message to a Object

SEL:
-It is called as Compiled selector.
-It is also a unique identifier that replaces a name when source code is compiled. 

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