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annotate dep/pugixml/docs/samples/modify_base.cpp @ 137:69db40272acd

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dep/animia: [WIP] huge refactor this WILL NOT compile, because lots of code has been changed and every API in the original codebase has been removed. note that this api setup is not exactly permanent...
author Paper <mrpapersonic@gmail.com>
date Fri, 10 Nov 2023 13:52:47 -0500
parents d10b6c6b432e
children
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d10b6c6b432e add xml lib, we will need to use it eventually
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1 #include "pugixml.hpp"
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2
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3 #include <string.h>
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4 #include <iostream>
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5
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6 int main()
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7 {
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8 pugi::xml_document doc;
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9 if (!doc.load_string("<node id='123'>text</node><!-- comment -->", pugi::parse_default | pugi::parse_comments)) return -1;
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10
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11 // tag::node[]
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12 pugi::xml_node node = doc.child("node");
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13
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14 // change node name
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15 std::cout << node.set_name("notnode");
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16 std::cout << ", new node name: " << node.name() << std::endl;
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17
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18 // change comment text
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19 std::cout << doc.last_child().set_value("useless comment");
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20 std::cout << ", new comment text: " << doc.last_child().value() << std::endl;
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21
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22 // we can't change value of the element or name of the comment
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23 std::cout << node.set_value("1") << ", " << doc.last_child().set_name("2") << std::endl;
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24 // end::node[]
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25
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26 // tag::attr[]
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27 pugi::xml_attribute attr = node.attribute("id");
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28
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29 // change attribute name/value
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30 std::cout << attr.set_name("key") << ", " << attr.set_value("345");
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31 std::cout << ", new attribute: " << attr.name() << "=" << attr.value() << std::endl;
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32
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33 // we can use numbers or booleans
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34 attr.set_value(1.234);
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35 std::cout << "new attribute value: " << attr.value() << std::endl;
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36
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37 // we can also use assignment operators for more concise code
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38 attr = true;
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39 std::cout << "final attribute value: " << attr.value() << std::endl;
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40 // end::attr[]
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41 }
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42
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43 // vim:et