liveshow021_jxb的博客一、判断为数字 str.isnumeric() ReturnTrueif all characters in the string are numeric characters, and there is at least one character,Falseotherwise. Numeric characters include digit characters, and ...
weixin_39830688的博客Python判断一个字符串是否为数字,可以分为两种情况考虑。字符为纯数字如果需要检测的数字为纯数字,不包括负号,小数点等,可以使用字符串的isdigit()函数来判断>>> a = "001">>> a.isdigit()True>>> a = "-1">>> a...