json

gistfile1.m

        NSError *error = nil;
        NSData *jsonData = [json dataUsingEncoding:NSUTF8StringEncoding];
        
        if (jsonData) {
            id jsonObjects = [NSJSONSerialization JSONObjectWithData:jsonData options:NSJSONReadingMutableContainers error:&error];
            
            if (error != nil) {
                NSAssert(true, @"error is %@", [error localizedDescription]);
            }
            
            if ([jsonObjects isKindOfClass:[NSDictionary class]]) {
                status = [[jsonObjects valueForKey:@"apistatus"] intValue];
                result = [jsonObjects valueForKey:@"result"];
                if ([result valueForKey:@"error"] != nil) {
                    errorCode = [[result valueForKey:@"error_code"] intValue];
                    errorInfo = [result valueForKey:@"error"];
                }
            }else{
                NSAssert(true, @"not support type to decode json, %@ : %@",jsonObjects, [jsonObjects class]);
            }