XML_test uoload

main.cpp

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+#include <iostream>
+#include"tinyxml2.h"
+#include<string>
+
+using namespace std;
+using namespace tinyxml2;
+string a;
+string b;
+string c;
+string d;
+string a1;
+
+
+void createXml()
+{
+	//------------
+	//声明要创建的xml文件
+	//------------
+	tinyxml2::XMLDocument xml;
+	tinyxml2::XMLDeclaration* declaration = xml.NewDeclaration();
+	xml.InsertFirstChild(declaration);
+
+	//------------
+	//创建根节点
+	//------------
+	tinyxml2::XMLElement* rootNode = xml.NewElement("computer");
+	xml.InsertEndChild(rootNode);
+
+	//------------
+	//创建子节点
+	//------------
+	tinyxml2::XMLElement* root_1_NodeComputerMonitor = xml.NewElement("ComputerMonitor");
+	tinyxml2::XMLElement* root_1_NodeKeyboard = xml.NewElement("Keyboard");
+	tinyxml2::XMLElement* root_1_CPU = xml.NewElement("CPU");
+
+	//------------
+	//给子节点增加内容
+	//------------
+	tinyxml2::XMLText* text_root_1_NodeComputerMonitor = xml.NewText("SAMSUNG");
+	root_1_NodeComputerMonitor->InsertFirstChild(text_root_1_NodeComputerMonitor);
+
+	tinyxml2::XMLText* text_root_1_root_1_CPU = xml.NewText("intel");
+	root_1_CPU->InsertFirstChild(text_root_1_root_1_CPU);
+
+	//------------
+	//给子节点增加内容
+	//------------
+	root_1_NodeComputerMonitor->SetAttribute("size", "15");
+	root_1_CPU->SetAttribute("series", "XEON");
+
+	//------------
+	//创建子节点的子节点
+	//------------
+	tinyxml2::XMLElement* root_2_NodeKeyboardAttribute = xml.NewElement("KeyboardAttribute");
+	
+	//------------
+	//给子节点的子节点增加内容
+	//------------
+	tinyxml2::XMLText* text_root_2_NodeKeyboardAttribute = xml.NewText("cherry Mechanical Keyboard");
+	root_2_NodeKeyboardAttribute->InsertFirstChild(text_root_2_NodeKeyboardAttribute);
+
+	//------------
+	//构建xml树，根节点的下的子节点树
+	//------------
+	rootNode->InsertEndChild(root_1_NodeComputerMonitor);//childNodeStu是root的子节点
+	rootNode->InsertEndChild(root_1_NodeKeyboard);
+	rootNode->InsertEndChild(root_1_CPU);
+	//------------
+	//构建xml树，根节点的下的子节点的子节点树
+	//------------
+	root_1_NodeKeyboard->InsertEndChild(root_2_NodeKeyboardAttribute);
+
+	//------------
+	//将xml保存到当前项目中
+	//------------
+	xml.SaveFile("computer.xml");
+}
+ 
+void deCodeXml()
+{
+	//------------
+	//声明
+	//------------
+	tinyxml2::XMLDocument xml;
+
+	//------------
+	//导入xml文件
+	//------------
+	if (xml.LoadFile("computer.xml") != XML_SUCCESS)
+	{
+		return;
+	}
+
+	//------------
+	//找到导入的xml的根节点
+	//------------
+	tinyxml2::XMLElement* rootNode = xml.RootElement();
+	if (rootNode == NULL) {
+		return;
+	}
+	
+	//------------
+	//读取第一层子节点信息
+	//------------
+	tinyxml2::XMLElement* root_1_NodeComputerMonitor = rootNode->FirstChildElement("ComputerMonitor");
+	std::string text_root_1_NodeComputerMonitor = root_1_NodeComputerMonitor->GetText();
+	std::string text_root_1_size = root_1_NodeComputerMonitor->Attribute("size");
+	a=text_root_1_NodeComputerMonitor.c_str();
+	a1=text_root_1_size;
+	
+
+	//------------
+	//读取第二层子节点信息
+	//------------
+	tinyxml2::XMLElement* root_1_NodeKeyboard = rootNode->FirstChildElement("Keyboard");
+	tinyxml2::XMLElement* root_2_NodeKeyboardAttribute = root_1_NodeKeyboard->FirstChildElement("KeyboardAttribute");
+	std::string text_root_2_NodeKeyboardAttribute = root_2_NodeKeyboardAttribute->GetText();
+	b = text_root_2_NodeKeyboardAttribute.c_str();
+
+	tinyxml2::XMLElement* root_1_NodeCPU = rootNode->FirstChildElement("CPU");
+	std::string text_root_1_NodeCPU = root_1_NodeCPU->GetText();
+	std::string text_root_1_series = root_1_NodeCPU->Attribute("series");
+	c=text_root_1_series;
+	d=text_root_1_NodeCPU;
+}
+// <?xml version="1.0" encoding="UTF-8"?>
+// <computer>
+//     <ComputerMonitor size="15">SAMSUNG</ComputerMonitor>
+//     <Keyboard>
+//         <KeyboardAttribute>cherry Mechanical Keyboard</KeyboardAttribute>
+//     </Keyboard>
+//     <CPU series="XEON">intel</CPU>
+// </computer>
+struct ComputerMonitor
+	{
+		string size;
+		string type;
+	};
+struct CPU
+	{
+		string series;
+		string type;
+
+	};
+struct computer
+	{
+		struct ComputerMonitor cm1 ;
+		string Keyboard;
+		struct CPU cpu1;
+
+	};
+int main()
+{
+	// cout << "----------------------begin create xml-----------------------" << endl;
+	// createXml();
+	// cout << "----------------------finished create xml--------------------" << endl;
+
+
+
+	// cout << "-----------------------begin read xml------------------------" << endl;
+	deCodeXml();
+	// cout << "-----------------------finished read xml---------------------" << endl;
+    
+	
+	struct computer computer1;
+	computer1.cm1.size=a ;
+	computer1.cm1.type=a1;
+	computer1.Keyboard = b;
+	computer1.cpu1.series=c;
+	computer1.cpu1.type=d;
+	cout<<computer1.cm1.size<<endl;
+	cout<<computer1.cm1.type<<endl;
+	cout<<computer1.Keyboard<<endl;
+	cout<<computer1.cpu1.series<<endl;
+	cout<<computer1.cpu1.type<<endl;
+	return 0;
+	
+}
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