#if PROPERTIES
@property(readonly) int property1;
@property(readonly) int property2;
+ @property(class,readonly) int property3;
+ @property(class,readonly) int property4;
#endif
@end
#if PROPERTIES
-(int) property1 { return 0; }
-(int) property2 { return 0; }
+ +(int) property3 { return 0; }
+ +(int) property4 { return 0; }
#endif
@end