vs2019安装路径:C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\Common7\IDE\ItemTemplates\CSharp\Code\2052\Class
找到Class.cs,在文件头添加:
namespace $rootnamespace$ { /// <summary> /// Author: *** /// Description: 类描述 /// CreateTime: $time$ /// </summary> class $safeitemrootname$ { } }