NSData *jsonContent = [[userInfo objectForKey:@"acme"] dataUsingEncoding:NSUTF8StringEncoding]; NSDictionary * jsonDic = nil; NSError *error = nil; jsonDic =  [NSJSONSerializationJSONObjectWithData:jsonContent options:NSJSONReadingMutableLeavese…

日常开发中常用的一个相互转换的方法; 直接创建对应的类,引用如下方法即可实现; 具体 code 如下: 声明: #import <Foundation/Foundation.h> @interface NSString (JSON) - (id)jsonObject; /** dic -> json*/ - (NSString *)dictionaryToJson:(NSDictionary *)dic; @end 实现: #import "NSString+JSON.h&qu…

NSDictionary --> NSString + (NSString*)stringINJSONFormatForObject:(id)obj { NSData *jsonData = [NSJSONSerialization dataWithJSONObject:obj options: // If that option is not set, the most compact possible JSON will be generated error:nil]; NSString *…

NSString *str = @"{\"info\":{\"body\":\"这个里面是是测试代码,里面有二个图片<!--img#0--><br/><!--img#1-->\",\"img\":[{\"ref\":\"<!--img#0-->\",\"src\":\"http://img.baidu…

#import "myCode.h" @implementation myCode /*! * @brief 把格式化的JSON格式的字符串转换成字典 * @param jsonString JSON格式的字符串 * @return 返回字典 */ + (NSDictionary *)dictionaryWithJsonString:(NSString *)jsonString { if (jsonString == nil) { return nil; } NSData *jsonD…

NSString * jsonPath=[[[NSBundle mainBundle] resourcePath] stringByAppendingPathComponent:@"Contents.json"]; NSString * jsonStr=[[NSString alloc] initWithData:[NSData dataWithContentsOfFile:jsonPath] encoding:NSUTF8StringEncoding]; NSLog(@"%…

// NSData NSDate NSString NSArray NSDictionary json NSString *string = @"hello word"; NSData *data = [string dataUsingEncoding:NSUTF8StringEncoding]; NSArray *array = [NSArray arrayWithObjects:@"1",@"2",@"3",nil]; N…

iOS经常需要用到数据类型的转换,下面列举一下常用类型的转换. 1.NSDictionary类型转换为NSData类型: //NSDictionary -> NSData: NSDictionary *params = [NSDictionary dictionaryWithObjectsAndKeys: @"balance", @"key", @"remaining balance", @"label", @"…

1.NSDictionary类型转换为NSData类型: NSDictionary *params = [NSDictionary dictionaryWithObjectsAndKeys: @"balance", @"key", @"remaining balance", @"label", @"45", @"value", @"USD", @"curre…

日常开发中常用的一个相互转换的方法; 直接创建对应的类,引用如下方法即可实现; 具体 code 如下: 声明: #import <Foundation/Foundation.h> @interface NSDictionary (JSON) - (NSString *)jsonString; - (void)writeToJsonFile:(NSString *)path atomically:(BOOL)atomically; + (NSDictionary *)dictionaryWith…