다른 명령
15번째 줄: | 15번째 줄: | ||
|- | |- | ||
! **Mutable?** | ! **Mutable?** | ||
| Yes | Yes | No | | Yes | ||
| Yes | |||
| No | |||
|- | |- | ||
! **Indexed Access** | ! **Indexed Access** | ||
| Yes (by index) | Yes (by key) | Yes (by index) | | Yes (by index) | ||
| Yes (by key) | |||
| Yes (by index) | |||
|- | |- | ||
! **증복허용 여부 ** | ! **증복허용 여부 ** | ||
| Yes | No (keys must be unique) | Yes | | Yes | ||
| No (keys must be unique) | |||
| Yes | |||
|- | |- | ||
! ** 사용예시 ** | ! ** 사용예시 ** |
2024년 10월 21일 (월) 20:43 판
튜플 딕셔너리 리스트 차이점 ,특징
구분 | List | Dictionary | Tuple |
---|---|---|---|
**정의** | Ordered, mutable sequence of items | Unordered, mutable collection of key-value pairs | Ordered, immutable sequence of items |
**사용 문법** | `[1, 2, 3]` | `{'key1': 'value1', 'key2': 'value2'}` | `(1, 2, 3)` |
**Mutable?** | Yes | Yes | No |
**Indexed Access** | Yes (by index) | Yes (by key) | Yes (by index) |
**증복허용 여부 ** | Yes | No (keys must be unique) | Yes |
** 사용예시 ** | Storing collections of items where order matters | Storing key-value pairs for fast lookup | Storing fixed collections that should not change |
**언제 사용 하나?** | When you need an ordered and mutable sequence | When you need to associate values with unique keys | When you need an ordered and immutable collection |
**Example Code** | my_list = [1, 2, 3] print(my_list[0]) # Output: 1 |
my_dict = {'name': 'Alice', 'age': 25} print(my_dict['name']) # Output: Alice |
my_tuple = (1, 2, 3) print(my_tuple[1]) # Output: 2 |