// // NewSafeObject.h // MingMen // // Created by 罗云飞 on 2017/3/9. // Copyright © 2017年 罗云飞. All rights reserved. // #import @interface NSArray (SafeObjectAtIndex) //取数组下标值 - (id) safeObjectAtIndex : (NSUInteger) index; //判断数组或者字典大小 - (NSInteger)safeCount; @end @interface NSDictionary (SafeObjectForKey) //根据Key取Value - (id) safeObjectForKey : (NSString *) key; @end @interface NSMutableDictionary (SafeObjectForKey) //字典数据存储 判断Key Value是否为空 - (void) safeSetObject:(id)value forKey:(NSString*)key; //字符串转UTF8编码 - (void) safeUTF8SetObject:(id)value forKey:(NSString*)key; //数组转JSON字符串 - (void) safeJSONSetObject:(id)value forKey:(NSString*)key; @end