#include <iostream> #include <string> #include <fstream> #include "string.h" #include "rapidxml.hpp" #include "rapidxml_print.hpp" #include "rapidxml_utils.hpp" static const int buf_len = 2048; static char buf[buf_len] = { 0 }; void createXML(const char * file_name) { // 1.DOM rapidxml::xml_document<> doc; // 2.node_declaration rapidxml::xml_node<>* declaration = doc.allocate_node(rapidxml::node_declaration); declaration->append_attribute(doc.allocate_attribute("version", "1.0")); declaration->append_attribute(doc.allocate_attribute("encoding", "utf-8")); doc.append_node(declaration); // 3.node_pi rapidxml::xml_node<>* dec = doc.allocate_node(rapidxml::node_pi,doc.allocate_string("xml version="1.0" encoding="utf-8"")); doc.append_node(dec); // 4.node_element rapidxml::xml_node<>* root = doc.allocate_node(rapidxml::node_element, "root"); doc.append_node(root); // 5.node_comment rapidxml::xml_node<>* comment = doc.allocate_node(rapidxml::node_comment, 0, "这是一个注释节点"); root->append_node(comment); rapidxml::xml_node<>* students = doc.allocate_node(rapidxml::node_element, "students"); // 6.node_data rapidxml::xml_node<>* one_student = doc.allocate_node(rapidxml::node_element, "student"); rapidxml::xml_node<>* name = doc.allocate_node(rapidxml::node_data,"node_name","11"); one_student->append_node(name); students->append_node(one_student); // 7.node_element with value rapidxml::xml_node<>* two_student = doc.allocate_node(rapidxml::node_element, "student","22"); students->append_node(two_student); // 8.set attribute rapidxml::xml_node<>* three_student = doc.allocate_node(rapidxml::node_element,"student","33"); students->append_node(three_student); three_student->append_attribute(doc.allocate_attribute("course", doc.allocate_string(buf))); three_student->append_attribute(doc.allocate_attribute("score","98")); // 9.node_element without value rapidxml::xml_node<>* four_student = doc.allocate_node(rapidxml::node_element,"student"); students->append_node(four_student); // 10.node_cdata rapidxml::xml_node<>* five_student = doc.allocate_node(rapidxml::node_cdata,"student","55"); students->append_node(five_student); // 11.node_cdata rapidxml::xml_node<>* six_student = doc.allocate_node(rapidxml::node_pi,"student","66"); students->append_node(six_student); // 12.node_cdata rapidxml::xml_node<>* seven_student = doc.allocate_node(rapidxml::node_doctype,"student","77"); students->append_node(seven_student); root->append_node(students); // 13.输出DOM到命令行 std::cout<<doc; // 14.输出DOM到文件 std::ofstream outfile(file_name, std::ios::out); if (outfile) { char *end = rapidxml::print(buf, doc, 0); *end = 0; outfile << buf; outfile.close(); } } int main() { const char *file_name = "rapid.xml"; createXML(file_name); return 0; }
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