> For the complete documentation index, see [llms.txt](https://ldbmcs.gitbook.io/java/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://ldbmcs.gitbook.io/java/java-42.md).

# Java

- [Java 基础](https://ldbmcs.gitbook.io/java/java-42/java-ji-chu.md)
- [为什么 String hashCode 方法选择数字31作为乘子](https://ldbmcs.gitbook.io/java/java-42/java-ji-chu/wei-shi-mo-string-hashcode-fang-fa-xuan-ze-shu-zi-31-zuo-wei-cheng-zi.md)