pugixml 学习笔记一 加载文件

// pugixmltest.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
//可以是相对路径，或者绝对路径
bool LoadFromFile(const char * szXmlFileName)
{
pugi::xml_document doc;

pugi::xml_parse_result result = doc.load_file(szXmlFileName);

std::cout << "Load result: " << result.description() <<std::endl
<< "name.attrib = " << doc.child("Name").attribute("age").value() << std::endl;

return true;
}

bool LoadFromBuffer()
{

const char *szBuffer="<?xml version=\"1.0\"?><Name age=\"10\">good</Name>";
pugi::xml_document doc;
if (!doc.load_buffer(szBuffer,strlen(szBuffer)))
return false;

std::cout<< "name.attrib = " << doc.child("Name").attribute("age").value() << std::endl;
return true;

}
bool LoadFromMem()
{
const char *szBuffer="<?xml version=\"1.0\"?><Name age=\"10\">good</Name>";
pugi::xml_document doc;
if (!doc.load(szBuffer))
return false;

std::cout<< "name.attrib = " << doc.child("Name").attribute("age").value() << std::endl;
return true;
}
bool LoadFromStream()
{
std::ifstream stream("tree.xml");
pugi::xml_document doc;
if (!doc.load(stream))
{
return false;
}
std::cout<< "name.attrib = " << doc.child("Name").attribute("age").value() << std::endl;
return true;
}

int main(int argc, char* argv[])
{
//LoadFromFile("tree.xml");
//LoadFromBuffer();
//LoadFromMem();
LoadFromStream();
return 0;
}