> For the complete documentation index, see [llms.txt](https://shijian.tujunjie.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://shijian.tujunjie.com/ch05.md).

# 🎓 第五章：示例讲解

> 如果不能衡量，就无法管理。——德鲁克