This is a .net6 developed openxml-based excel import, export component;
How to achieve import and export, you can download the code to open the solution, refer to the test code in the test project CommonLibraryCoreTests;
Support custom complex styles (such as: font, background color, font color, column width, row height, cell borders, merge cells, different styles within one cell, etc.), support multiple sheets, fast
这是一个.net standard 2.1开发的一些公共方法，如一些基本类型的转换，还有一个主要的功能是基于Openxml的excel导入，导出的组件；
怎么实现导入、导出，可以下载代码打开解决方案，参考测试项目CommonLibraryStandardTests里的测试代码；
支持自定义复杂的样式(如：字体，背景色，字体颜色，列宽，行高，单元格边框，合并单元格，一个单元格内不同的样式等等)，支持多个sheet，速度快
- Refer to the test code in the test project CommonLibraryCoreTests
参考测试项目CommonLibraryStandardTests里的测试代码