pugixml官网 https://pugixml.org/
为什么选择pugixml，参考 [转]xml解析工具的效率比较QDomDocument、TinyXml-2、RapidXml、PugiXml ，pugixml简介https://blog.csdn.net/yukin_xue/article/details/7715934
pugixml
原文：https://www.cnblogs.com/xixixing/p/12000922.html
