C++读取xml文件

#include "tinystr.h"
#include "tinyxml.h"
#include<stdio.h>
#include <string>
#include <iostream>
using namespace std;



void printSchoolXml();
void readSchoolXml();

int main(int argc, char** argv) {
	printSchoolXml();
	readSchoolXml();

	return 0;
}
void printSchoolXml() {
	using namespace std;
	TiXmlDocument doc;
	const char * xmlFile = "read_xml_test.cpp//MassSpectrumLab.xml";
	if (doc.LoadFile(xmlFile)) {
		doc.Print();
	}
	else {
		cout << "can not parse xml conf/school.xml" << endl;
	}
}

void readSchoolXml()
{
	TiXmlDocument doc;//申明一个文档类型变量，用来存储读取的xml文档
	if (!doc.LoadFile("MassSpectrumLab.xml"))	//检测xml文档是否存在
	{
		cerr << doc.ErrorDesc() << endl;
	}
	TiXmlElement* MassSpectrumLab = doc.FirstChildElement();//指向xml文档的根元素


	if (MassSpectrumLab == NULL)//检测根元素存在性		
	{
		cerr << "Failed to load file: No root element." << endl;
		doc.Clear();
	}
	else
	{
		TiXmlElement* mark_id      = MassSpectrumLab->FirstChildElement(); // xml的id 根节点下第一个子节点
		TiXmlElement* Chinese_name = mark_id->NextSiblingElement();        // mark_id 下一个子节点
		TiXmlElement* English_name = Chinese_name->NextSiblingElement();   // Chinese_name 下一个子节点
		TiXmlElement* Parent_ion   = English_name->NextSiblingElement();   // English_name 下一个子节点
		TiXmlElement* DaughterNum  = Parent_ion->NextSiblingElement();     // Parent_ion 下一个子节点
		TiXmlElement* Daughter_Ion = DaughterNum->NextSiblingElement();    // DaughterNum 下一个子节点
		TiXmlElement* Daughter     = Daughter_Ion->FirstChildElement();//获得Daughter_ion的第一个子元素
		int temp = 0;

		while (mark_id  != NULL)
		{
			temp++;

			cout << temp << endl;
			Chinese_name = mark_id->NextSiblingElement();        // mark_id 下一个子节点
			English_name = Chinese_name->NextSiblingElement();   // Chinese_name 下一个子节点
			Parent_ion   = English_name->NextSiblingElement();   // English_name 下一个子节点
			DaughterNum  = Parent_ion->NextSiblingElement();     // Parent_ion 下一个子节点
			Daughter_Ion = DaughterNum->NextSiblingElement();    // DaughterNum 下一个子节点
			Daughter     = Daughter_Ion->FirstChildElement();    //获得Daughter_ion的第一个子元素
			string TypeMark_id = mark_id->Value();
			string Mark_idValue = mark_id->GetText();
			cout << TypeMark_id << " : " << Mark_idValue << std::endl;

			string TypeChinese_name  = Chinese_name->Value();
			string Chinese_nameValue = Chinese_name->GetText();
			cout << TypeChinese_name << " : " << Chinese_nameValue << std::endl;

			string TypeEnglish_name = English_name->Value();
			string English_nameValue = English_name->GetText();
			cout << TypeEnglish_name << " : " << TypeEnglish_name << std::endl;

			string TypeParent_ion = Parent_ion->Value();
			string Parent_ionValue = Parent_ion->GetText();
			cout << TypeParent_ion << " : " << TypeParent_ion << std::endl;

			string TypeDaughterNum = DaughterNum->Value();
			string DaughterNumValue = DaughterNum->GetText();
			cout << TypeDaughterNum << " : " << DaughterNumValue << std::endl;

			for (; Daughter != NULL; Daughter = Daughter->NextSiblingElement()) {
				string contactType = Daughter->Value();
				string contactValue = Daughter->GetText();
				cout << contactType << " : " << contactValue << std::endl;
			}
			mark_id = Daughter_Ion->NextSiblingElement();
		}
		cout << temp << endl;
	}
}