今天在CC上看到evangel在招人,上面写了一条数据解析,我想应该就是对XML的解析吧,暂且这样理解了,呵呵。下午搜索了一点东西自己弄了一个XML然后读读看看,现在仅仅是读出了一些东西,先保存代码,待后续更新!
这个是我创建的xml文件,用于测试用的:
<!--
<?xml version="1.0" encoding="UTF-8"?>
<book>
<book1>
<author>zhangsan</author>
<title>Hello this is book1</title>
<content>book1 is very good for testing!</content>
</book1>
<book2>
<author>lisi</author>
<title>Hello this is book2</title>
<content>book2 is very good for testing!</content>
</book2>
<book3>
<author>wangwu</author>
<title>Hello this is book3</title>
<content>book3 is very good for testing!</content>
</book3>
</book>
-->
对xml进行解析需要使用NSXMLParser类,首先声明一个NSXMLParser对象
NSXMLParser *xmlRead;
NSString *path = [[NSBundle mainBundle] pathForResource:@"test" ofType:@"xml"];
NSFileHandle *file = [NSFileHandle fileHandleForReadingAtPath:path];
NSData *data = [file readDataToEndOfFile];//得到xml文件
[file closeFile];
xmlRead = [[NSXMLParser alloc] initWithData:data];//初始化NSXMLParser对象
[data release];
[xmlRead setDelegate:self];//设置NSXMLParser对象的解析方法代理
BOOL success = [xmlRead parse];//调用代理解析NSXMLParser对象,看解析是否成功
//解析器,从两个结点之间读取内容
- (void)parser:(NSXMLParser *)parser foundCharacters:(NSString *)string {
NSLog(string);
}
//获得结点结尾的值
- (void)parser:(NSXMLParser *)parser didEndElement:(NSString *)elementName
namespaceURI:(NSString *)namespaceURI qualifiedName:(NSString *)qName {
NSLog(elementName);
}
//获得结点头的值
- (void)parser:(NSXMLParser *)parser didStartElement:(NSString *)elementName
namespaceURI:(NSString *)namespaceURI qualifiedName:(NSString *)qName
attributes:(NSDictionary *)attributeDict {
NSLog(elementName);
}