//SecondPage.h@property(nonatomic,copy)NSString*secondLabelText;+(SecondPage*)newAlloc;+(id)totalOpen;+(void)setSecondLabelText;和SecondPage.m@synthesizesecondLabelText;//DOESNTWORK.NSString*secondLabelText;//DOESWORK.+(void)setSecondLabelText{secondLabelText=@"TEST";}+(id)totalOpen{[selfsetSecon