以“rt”和“wt”模式打開文件

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這裡有好幾次我“見過人們使用 rtwt 模式來讀寫文件。

例如:

p>
with open("input.txt", "rt") as input_file: with open("output.txt", "wt") as output_file: ... 

我沒有看到 記錄的模式,但是自從 open( ) 不會引發錯誤 - 看起來使用起來非常合法。

它的用途是什麼,使用 wtwrt vs r?

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