Iam使用XML响应并解析它..但是,当Iam将对象添加到NSMutableDictionary,然后添加到nSMutableArray时,响应为null。我无法理解Iam出错的位置? 我Xmlresponse是这样的:将NSMutableDictionary添加到NSMutableArray返回null
<List>
<Address>
<City>Michigan</City>
<Line1>17</Line1>
<line2>12</Line2>
</Address>
<Employee>
<EmployeeName>Williams</EmployeeName>
</Employee>
<Address>
<City>NewYork</City>
<Line1>27</Line1>
<line2>52</Line2>
</Address>
<Employee>
<EmployeeName>Mandarin</EmployeeName>
</Employee>
我的回答应该是这样的:
Michigan
17
12
Williams
NewYork
27
52
Mandarin
和我的解析代码是这样的:
- (void)parser:(NSXMLParser *)parser didStartElement:(NSString *)elementName namespaceURI: (NSString *)namespaceURI qualifiedName:(NSString *)qName attributes:(NSDictionary *)attributeDict {
element = elementName;
if([elementName isEqualToString:@"Address"])
{
arr=[[NSMutableArray alloc] init];
drr=[[NSMutableDictionary alloc] init];
}
}
-(void)parser:(NSXMLParser *)parser foundCharacters:(NSString *)string{
[srr appendString:string];
}
- (void)parser:(NSXMLParser *)parser didEndElement:(NSString *)elementName namespaceURI:(NSString *)namespaceURI qualifiedName:(NSString *)qName {
if([elementName isEqualToString:@"City"])
{
[drr setObject:srr forKey:@"City"];
[srr release],srr=nil;
return;
}
if([elementName isEqualToString:@"Line1"])
{
[drr setObject:srr forKey:@"Line1"];
[srr release],srr=nil;
return;
}
if([elementName isEqualToString:@"Line2"])
{
[drr setObject:srr forKey:@"Line2"];
[srr release],srr=nil;
return;
}
if([elementName isEqualToString:@"Address"])
{
[arr addObject:drr];
[drr release],drr=nil;
}
[srr release],srr=nil;
}
NsLog(@"%@",arr);
但是,当我检查'arr'处的响应是否返回NULL?是这样吗?Iam我错了吗?
哎为什么你会低调投票?我真的不知道答案。所以我问过......请帮助。我对iPhone开发很感兴趣,并在搜索了很多后我发布在这里。我遇到了一些例子但不知道如何将它们应用在我的上下文中。所以我问了...请帮助 – cutiepie