> For the complete documentation index, see [llms.txt](https://java.4-x.tw/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://java.4-x.tw/java-13.md).

# 第13章：介面Interface

- [認識介面](https://java.4-x.tw/java-13/java-13-1.md)
- [範例：介面](https://java.4-x.tw/java-13/java-13-2.md)
- [介面中的多重繼承](https://java.4-x.tw/java-13/java-13-3.md)
- [介面的延伸](https://java.4-x.tw/java-13/java-13-4.md)