> For the complete documentation index, see [llms.txt](https://gitbook.existorlive.cn/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://gitbook.existorlive.cn/kai-fa-yu-yan-xue-xi/swift/4.-ji-he-lei-xing.md).

# 4.集合类型

- [概述](https://gitbook.existorlive.cn/kai-fa-yu-yan-xue-xi/swift/4.-ji-he-lei-xing/1.-gai-shu.md)
- [Array](https://gitbook.existorlive.cn/kai-fa-yu-yan-xue-xi/swift/4.-ji-he-lei-xing/2.array.md)
- [Set](https://gitbook.existorlive.cn/kai-fa-yu-yan-xue-xi/swift/4.-ji-he-lei-xing/3.set.md)
- [Dictionary](https://gitbook.existorlive.cn/kai-fa-yu-yan-xue-xi/swift/4.-ji-he-lei-xing/4.dictionary.md)