//
//  NSNULL+Filtration.h
//  InAppPurchase-Mac
//
//  Created by zhudongyong on 14-7-11.
//  Copyright (c) 2014年 kdanmobile. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface NSObject (NSNULL_Filtration)

- (BOOL)isNSNULL;

- (id)filterNullObject;

@end