OpenFPGA/libs/EXTERNAL/libpugixml/docs/samples/modify_base.cpp

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#include "pugixml.hpp"
#include <string.h>
#include <iostream>
int main()
{
pugi::xml_document doc;
if (!doc.load_string("<node id='123'>text</node><!-- comment -->", pugi::parse_default | pugi::parse_comments)) return -1;
// tag::node[]
pugi::xml_node node = doc.child("node");
// change node name
std::cout << node.set_name("notnode");
std::cout << ", new node name: " << node.name() << std::endl;
// change comment text
std::cout << doc.last_child().set_value("useless comment");
std::cout << ", new comment text: " << doc.last_child().value() << std::endl;
// we can't change value of the element or name of the comment
std::cout << node.set_value("1") << ", " << doc.last_child().set_name("2") << std::endl;
// end::node[]
// tag::attr[]
pugi::xml_attribute attr = node.attribute("id");
// change attribute name/value
std::cout << attr.set_name("key") << ", " << attr.set_value("345");
std::cout << ", new attribute: " << attr.name() << "=" << attr.value() << std::endl;
// we can use numbers or booleans
attr.set_value(1.234);
std::cout << "new attribute value: " << attr.value() << std::endl;
// we can also use assignment operators for more concise code
attr = true;
std::cout << "final attribute value: " << attr.value() << std::endl;
// end::attr[]
}
// vim:et