Method createDeclaration

MyGUIEngine/src/MyGUI_XmlDocument.cpp:818–825

	}

	ElementPtr Document::createDeclaration(std::string_view _version, std::string_view _encoding)
	{
		clearDeclaration();
		mDeclaration = std::make_unique<Element>("xml", nullptr, ElementType::Declaration);
		mDeclaration->addAttribute("version", _version);
		mDeclaration->addAttribute("encoding", _encoding);
		return mDeclaration.get();
	}

	ElementPtr Document::createRoot(std::string_view _name)
	{