OC1-XML文件解析

<?xml version = "1.0" encoding="utf-8"?>
<Users>
    <User id="001">
        <name>Ryan</name>
        <age>24</age>
    </User>
    <User id ="002">
        <name>Tang</name>
        <name>xiaohei</name>
        <age>23</age>
    </User>
</Users>

//
//  main.m
//  OC1-XML文件解析
//
//  Created by qianfeng on 15/6/25.
//  Copyright (c) 2015年 qianfeng. All rights reserved.
//


#import <Foundation/Foundation.h>
#import "GDataXMLNode.h"
//xml 由xml文档头(文档头 <? ?>包含) 文档的主体

//1.添加libxml2.dylib库(系统库), 在bulid Phases中添加二进制库 (在link Binary With libraries 选项)
//2.在bulid Setting中 添加头文件路径, search paths 下的 header search paths -->/usr/include/libxml2
//3.添加GDataXMLNode库(第三方库) arc  mrc 混合编程 (在bulid Phases下 complie sources GDataXMLNode.m 文件)  -fno-objc-arc
//
int main(int argc, const char * argv[]) {
    @autoreleasepool {
        
        NSData *xmlData =[NSData dataWithContentsOfFile:@"/Users/qianfeng/Desktop/text/text/untitled folder/内存管理/OC1-XML文件解析/en.lproj/users.xml"];
        //创建document对象
        GDataXMLDocument *document =[[GDataXMLDocument alloc] initWithData:xmlData options:0 error:nil];
        //获取文件的根节点
        //GDataXMLElement *rootElement =[GDataXMLElement elementWithName:@"Users"];//获取xml的一个节点.
        GDataXMLElement *rootElement =[document rootElement];//获取XML文件的根节点.
        
        NSArray *users =[rootElement elementsForName:@"User"];
        //NSLog(@"users=%@",users);
        
        //GDataXMLElement *user 节点 形式 存放在users数组中
        for (GDataXMLElement *user in users) {
            NSString *ID =[[user attributeForName:@"id"] stringValue];
            NSLog(@"id =%@",ID);
            
//            <User id ="002">
//            <name>Tang</name>
//            <name>xiaohei</name>
//            <age>23</age>
//            </User>
            NSString *name =[[[user elementsForName:@"name"] firstObject] stringValue];
            NSLog(@"name = %@",name);
            
            NSString *age =[[[user elementsForName:@"age"] firstObject] stringValue];
            NSLog(@"age = %@",age);

        }
        
    }
    return 0;
}