Objective-C Language Declare class method and instance method
Introduction
Instance method are methods that are specific to particular classes. Instance methods are declared and defined followed by - (minus) symbol.
Class methods can be called by class name itself .Class methods are declared and defined by using + (plus)sign .
Syntax
- -(void)testInstanceMethod; //Class methods declare with "+" sign
- (void)classMethod;//instance methods declare with "-" sign
