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Welcome to Python : ๋ฆฌ์คํธ ์๋ฃํ ๋ณธ๋ฌธ
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- ๋ฌธ์์ด ์๋ฃํ : https://hi-code.tistory.com/110
- ๋ฆฌ์คํธ ์๋ฃํ : https://hi-code.tistory.com/111
- ํํ ์๋ฃํ : https://hi-code.tistory.com/112
- ๋์ ๋๋ฆฌ ์๋ฃํ : https://hi-code.tistory.com/113
- ์งํฉ ์๋ฃํ : https://hi-code.tistory.com/114
Title | Code | Console |
๋ฆฌ์คํธ ์๋ฃํ | ||
๋ฆฌ์คํธ ์ธ๋ฑ์ฑ |
a = [1, 2, 3] print(a)
print(a[0])
|
[1, 2, 3] 1 |
a = [1, 2, 3, ['a', 'b', 'c']] print(a[0])
print(a[-1])
print(a[3])
print(a[-1][0])
|
1 ['a', 'b', 'c'] ['a', 'b', 'c'] a |
|
a = [1, 2, ['a', 'b', ['Life', 'is']]] print(a[2][2][0])
|
Life | |
๋ฆฌ์คํธ ์ฌ๋ผ์ด์ฑ |
a = "12345"
print(a[0:2])
|
12 |
a = [1, 2, 3, 4, 5]
b = a[:2] # 2๋ฒ์งธ๊น์ง(2๋ฒ์งธ ์ ์ธ)
c = a[2:] # a[2]๋ถํฐ ๋ง์ง๋ง๊น์ง
print(b)
print(c)
|
[1, 2] [3, 4, 5] |
|
a = [1, 2, 3, ['a', 'b', 'c'], 4, 5] result = a[2:5]
print(result)
result = a[3][:2]
print(result)
|
[3, ['a', 'b', 'c'], 4] ['a', 'b'] |
|
๋ฆฌ์คํธ ์ฐ์ฐ |
print('*๋ฆฌ์คํธ ๋ํ๊ธฐ') a = [1, 2, 3]
b = [4, 5, 6]
print(a+b)
print('*๋ฆฌ์คํธ ๋ฐ๋ณตํ๊ธฐ')
a = [1, 2, 3]
print(a * 3)
print('*๋ฆฌ์คํธ ๊ธธ์ด ๊ตฌํ๊ธฐ')
a = [1, 2, 3]
print(len(a))
print('*์ฐ์ฐ ์ค๋ฅ')
a = [1, 2, 3]
a[2] + "hi"
|
*๋ฆฌ์คํธ ๋ํ๊ธฐ [1, 2, 3, 4, 5, 6] *๋ฆฌ์คํธ ๋ฐ๋ณตํ๊ธฐ [1, 2, 3, 1, 2, 3, 1, 2, 3] *๋ฆฌ์คํธ ๊ธธ์ด ๊ตฌํ๊ธฐ 3 *์ฐ์ฐ ์ค๋ฅ Traceback (most recent call last): File "...Quiz.py", line 16, in <module> a[2] + "hi" TypeError: unsupported operand type(s) for +: 'int' and 'str' |
๋ฆฌ์คํธ ์์ ๊ณผ ์ญ์ |
print('* ์์ ') a = [1, 2, 3]
a[2] = 4
print(a)
print('* ์ญ์ ')
a = [1,2,3]
del a[1]
print(a)
|
* ์์ [1, 2, 4] * ์ญ์ [1, 3] |
Title | Code | Console |
๋ฆฌ์คํธ ๊ด๋ จ ํจ์ | ||
append |
a = [1, 2, 3] a.append(4)
print(a)
|
[1, 2, 3, 4] |
sort |
a = [1, 4, 3, 2]
a.sort()
print(a)
|
[1, 2, 3, 4] |
reverse |
a = ['a', 'c', 'b']
a.reverse()
print(a)
|
['b', 'c', 'a'] |
index |
a = [1, 2, 3]
print(a.index(3))
print(a.index(1))
print(a.index(0))
|
2 0 Traceback (most recent call last): File "...Quiz.py", line 5, in <module> print(a.index(0)) ValueError: 0 is not in list |
insert |
a = [1, 2, 3]
a.insert(0, 4)
print(a)
a.insert(3, 5)
print(a)
|
[4, 1, 2, 3] [4, 1, 2, 5, 3] |
remove |
a = [1, 2, 3, 1, 2, 3]
a.remove(3)
print(a)
a.remove(3)
print(a)
|
[1, 2, 1, 2, 3] [1, 2, 1, 2] |
pop |
a = [1, 2, 3]
print(a.pop())
print(a)
a = [1, 2, 3]
print(a.pop(1))
print(a)
|
3 [1, 2] 2 [1, 3] |
count |
a = [1, 2, 3, 1]
print(a.count(1))
print(a)
|
2 [1, 2, 3, 1] |
extend |
a = [1, 2, 3]
a.extend([4, 5])
print(a)
b = [6, 7]
a.extend(b)
print(a)
|
[1, 2, 3, 4, 5] [1, 2, 3, 4, 5, 6, 7] |
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'๐Python' ์นดํ ๊ณ ๋ฆฌ์ ๋ค๋ฅธ ๊ธ
Welcome to Python : ๊น์ ๋ณต์ฌ ์์ ๋ณต์ฌ (0) | 2023.07.09 |
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Welcome to Python : ์งํฉ ์๋ฃํ (0) | 2023.07.08 |
Welcome to Python : ๋์ ๋๋ฆฌ ์๋ฃํ (0) | 2023.07.08 |
Welcome to Python : ํํ ์๋ฃํ (0) | 2023.07.08 |
Welcome to Python : ๋ฌธ์์ด ์๋ฃํ (0) | 2023.07.06 |
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