IOS JSON/XML解析

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<pre name="code" class="objc">/*---------------------------XML_SAX解析-------------------------------*///XML SAX解析- (IBAction)XML_SAX:(id)sender{    NSData *da = [[NSData alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"megage" ofType:@"txt"]];    //第一步,创建xml解析    NSXMLParser *Parserdata = [[NSXMLParser alloc] initWithData:da];    //第二步设置代理    Parserdata.delegate = self;    //第三步 启动解析    [Parserdata parse];        NSLog(@"点我");}/*---------------------------XML_SAX代理方法-------------------------------*///开始解析------------->>>启动解析的时候走代理方法- (void)parserDidStartDocument:(NSXMLParser *)parser{    //1.在开始解析的时候初始化接收信息的数组,为了不占用内存    self.megArray = [NSMutableArray array];}//开始解析某个节点的时候- (void)parser:(NSXMLParser *)parser didStartElement:(NSString *)elementName namespaceURI:(NSString *)namespaceURI qualifiedName:(NSString *)qName attributes:(NSDictionary *)attributeDict{    //小1.把他的节点接收起来    self.elementString = elementName;    if([elementName isEqualToString:@"message"])    {        Recorce *meg = [[Recorce alloc] init];        [self.megArray addObject:meg];            }}//找到内容(节点)- (void)parser:(NSXMLParser *)parser foundCharacters:(NSString *)string{    Recorce *meg = [self.megArray lastObject];    //通过节点添加内容    [meg setValue:string forKey:self.elementString];    }//结束解析某个节点- (void)parser:(NSXMLParser *)parser didEndElement:(NSString *)elementName namespaceURI:(NSString *)namespaceURI qualifiedName:(NSString *)qName{    self.elementString = nil;}//完成解析- (void)parserDidEndDocument:(NSXMLParser *)parser{        for (Recorce *me in self.megArray) {        NSLog(@"%@",me);    }        }//解析发生错误的时候- (void)parser:(NSXMLParser *)parser parseErrorOccurred:(NSError *)parseError{    }

- (IBAction)XML_DOM:(id)sender{    NSData *data = [NSData dataWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"megage" ofType:@"txt"]];    //获取数据    GDataXMLDocument *document = [[GDataXMLDocument alloc] initWithData:data options:0 error:nil];    //找到根节点    GDataXMLElement *Rootelement = document.rootElement;    self.megArray = [NSMutableArray array];    //遍历根节点中的子节点,    for ( GDataXMLElement *em in Rootelement.children )    {        message *meg = [[message alloc] init];        for (GDataXMLElement *GE in em.children)        {            [meg setValue:GE.stringValue forKey:GE.name];        }        [self.megArray addObject:meg];        NSLog(@"%@",meg);    }    }

- (IBAction)JSON_KIT:(id)sender{    //获得路径    NSData *data = [[NSData alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"content" ofType:@"txt"]];    //获得数据(第三方)    NSArray *dataArray = [data objectFromJSONData];    NSLog(@"%@",dataArray);    }

- (IBAction)JSON:(id)sender{    NSData *data = [[NSData alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"content" ofType:@"txt"]];    NSArray *dataArray = [NSJSONSerialization JSONObjectWithData:data options:NSJSONReadingMutableContainers error:nil];

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