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Pythonで「Pythonの引数における参照渡しと値渡しについて」の動作を確認してみた

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概要

Pythonで「Pythonの引数における参照渡しと値渡しについて」の動作を確認してみました。以下のページを参考にしました。

実装

以下のファイルを作成しました。

sample.py
def myfunc(n):
    print(n)
    n[1] = 15
    print(n)

x = [10, 20]
print(x)

myfunc(x)

print(x)

以下のコマンドを実行しました。

$ python3 sample.py 
[10, 20]
[10, 20]
[10, 15]
[10, 15]

まとめ

なにかの役に立てばと。

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