Swift
기본 개념
1. Constant & Variable
- constant 와 variable / tuple 데이터 타입
2. String
- string 과 character
3. Collections
- Array & Set & Dictionary
4. Basic Operator & Range Operator
- basic Operator & Range Operator
5. Control Flow - Loop
- while 과 for-in
6. Control Flow - Condition
- if-else 와 다양한 switch case
7. guard / defer / available
- guard / defer / available
8. optional
- optional —