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判断字符串是否由纯数字组成

Posted on 2020-06-16 Edited on 2024-06-03 In Python Word count in article: 76 Reading time ≈ 1 mins.
python基础

Python isdigit() 方法检测字符串是否只由数字组成。

如果字符串只包含数字,则返回true,否则返回false

1
str.isdigit()  # 用法
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