datagridview表头

• https://bbs.csdn.net/topics/100081157
• https://www.cnblogs.com/dachuang/p/8780006.html
• https://www.cnblogs.com/dekevin/p/4028289.html
• https://blog.csdn.net/stuqbx/article/details/8524515
• https://www.cnblogs.com/neuhawk/archive/2006/10/24/538232.html（思路很好）
• https://www.cnblogs.com/victor-huang/p/8608009.html（还可以试试）
• https://www.cnblogs.com/godwar/archive/2008/12/23/1360522.html（值得参考）
• http://blog.sina.com.cn/s/blog_8388ce730100s4k6.html（组件类，不会用，得学）
• https://www.cnblogs.com/greatverve/archive/2012/03/05/multi-datagridview.html（可以学）
• https://wenku.baidu.com/view/3f9161d349649b6648d7471d.html（已下载，已打印）
• https://download.csdn.net/download/u010186391/5460567?utm_medium=distribute.pc_relevant_download.none-task-download-2_defaultBlogCommendFromBaidu_{default-2.filterfilesuffix_v2&depth_1-utm_source=distribute.pc_relevant_download.none-task-download-2}default_{BlogCommendFromBaidu}default-2.filterfilesuffix_v2&dest=https%3A%2F%2Fdownload.csdn.net%2Fdownload%2Fu010186391%2F5460567&spm=1003.2020.3001.6616.2（想买，没钱）