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// // AppDelegate.h // 12-1 coredata // // Created by 黄海 on 16/9/30. // Copyright © 2016年 黄海. All rights reserved. // #import <UIKit/UIKit.h> #import <CoreData/CoreData.h> @interface AppDelegate : UIResponder <UIApplicationDelegate> @property (strong, nonatomic) UIWindow *window; @property (readonly, strong) NSPersistentContainer *persistentContainer; - (void)saveContext; @end