# 4.集合类型

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