# 6.函数

- [函数](/kai-fa-yu-yan-xue-xi/swift/6.-han-shu/1.-han-shu.md)
- [函数返回值](/kai-fa-yu-yan-xue-xi/swift/6.-han-shu/2.-han-shu-fan-hui-zhi.md)
- [函数类型](/kai-fa-yu-yan-xue-xi/swift/6.-han-shu/3.-han-shu-lei-xing.md)