解析例子

来源：互联网发布：开源直播系统源码编辑：程序博客网时间：2024/06/18 18:32

// xml_test1.cpp : 定义控制台应用程序的入口点。//#include "stdafx.h"#include <windows.h>#include <vector>#include <string>#include "pugixml.hpp"#pragma comment(lib,"pugixmld.lib") int _tmain(int argc, _TCHAR* argv[]){pugi::xml_document doc;// 加载xml文件pugi::xml_parse_result ret = doc.load_file(_T("test.xml"));pugi::xml_node Messages = doc.child("MyApp").child("Messages");std::vector<std::pair<std::string,std::string> > vecNode;// 读取原有的Welcome 节点和Farewell节点，并保存其值for (pugi::xml_node Plugin = Messages.first_child(); Plugin; Plugin = Plugin.next_sibling()){typedef std::pair<std::string,std::string> string_Pair;std::string strNodeName = Plugin.name();std::string strValue = Messages.child_value(strNodeName.c_str());vecNode.push_back(string_Pair(strNodeName,strValue));}pugi::xml_node window = doc.child("MyApp").child("Windows");for (int i =0;i<vecNode.size();i++){// 添加Welcome 节点和Farewell节点pugi::xml_node new_node = window.append_child(vecNode[i].first.c_str());new_node.append_child(pugi::node_pcdata).set_value(vecNode[i].second.c_str());// 添加param 节点pugi::xml_node param = window.insert_child_before("param",new_node);param.append_attribute("name") = "version";param.append_attribute("value") = 1.1;param.insert_attribute_after("type", param.attribute("name")) = "float";}doc.save_file(_T("test.xml"));getchar();return 0;}

xml 文件：

<?xml version="1.0"?><MyApp><Messages><Welcome>Welcome to MyApp</Welcome><Farewell>Thank you for using MyApp</Farewell></Messages><Windows><Window name="MainFrame" x="5" y="15" w="400" h="250" /><param name="version" type="float" value="1.1" /><Welcome>Welcome to MyApp</Welcome><param name="version" type="float" value="1.1" /><Farewell>Thank you for using MyApp</Farewell></Windows></MyApp>

0 0