试试
Topic source复制粘贴过来缩进出问题了,下面这个可以了
>
-- coding:utf-8 --
def trim(s): while s[0] == ' ': s = s[1:len(s)] while s[-1] == ' ': s = s[0:-2] return s string = input('please input>>') print(trim(string))
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复制粘贴过来缩进出问题了,下面这个可以了
>
-- coding:utf-8 --
def trim(s): while s[0] == ' ': s = s[1:len(s)] while s[-1] == ' ': s = s[0:-2] return s string = input('please input>>') print(trim(string))
童年你懂事吗
-- coding:utf-8 --
def trim(s): while s[0] == ' ': s = s[1:len(s)]
string = input('please input>>') print(trim(string))