--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dep/pugixml/docs/samples/modify_base.cpp	Tue Sep 26 12:37:08 2023 -0400
@@ -0,0 +1,43 @@
+#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