Objective-c Factory method

More clarity in the invocation process

+ For static methods

1 //class definition2 @interfacepeople:nsobject{3     int_age;4nsstring*_name;5 }6 //Factory method Static7+ (people*) Peoplewithage: (int) Age Andname: (nsstring*) name;8 9-(ID) Initwithage: (int) Age Andname: (nsstring*) name;Ten-(int) Getage; One-(nsstring*) GetName; A @end -  -  the //class Implementation - @implementationpeople -  - //Factory Method ++ (people*) Peoplewithage: (int) Age Andname: (nsstring*) name{ -     return[[People alloc] initwithage:age Andname:name]; + } A  at //Initialize Method --(Instancetype) Initwithage: (int) Age Andname: (NSString *) name{ -self = [super init];//executing the Parent class Init method -     if(self) { -_age =Age ; -_name =name; in     } -     returnSelf ; to } +  --(int) getage{ the     return_age; * } $ Panax Notoginseng-(nsstring*) getname{ -     return_name; the } + @end A  the  + //called - intMainintargcChar*argv[]) { $People *p = [People peoplewithage:TenAndname:@"Jinpangpang"]; $NSLog (@"p.age%d, p.name%@", [P getage],[p getName]); -      - @autoreleasepool { the         returnUiapplicationmain (argc, argv, Nil, nsstringfromclass ([appdelegateclass])); -     }Wuyi}

Objective-c Factory method