要写博客的链接

• WPF打开文件

1. https://www.shuzhiduo.com/A/n2d9YDNVdD/
2. https://zhuanlan.zhihu.com/p/555378277
3. https://www.bbsmax.com/A/pRdBNWA1dn/

• NPOI操作Excel

1. https://jiuaidu.com/jianzhan/729692/
2. http://www.senlt.cn/article/519623417.html
3. https://blog.csdn.net/q944468002/article/details/121997878
4. https://blog.csdn.net/jamenu/article/details/122127038

• DataTable操作

1. https://blog.csdn.net/m0_52390420/article/details/117704650
2. https://blog.csdn.net/hjb_nice/article/details/124428988
3. https://www.cnblogs.com/hushzhang/p/16827052.html