- # -*- coding: utf-8 -*-
- #替换字符串开头的空格
- i=0
- while s[i].isspace():
- i=i+1
- else:
- ss=s[0:i].replace(' ','*')
- s=ss+s[i:]
- print s
- #替换字符串结尾的空格
- i=-1
- while s[i].isspace():
- i=i-1
- else:
- ss=s[i+1:].replace(' ','*')#list 用负数进行索引时,[a:-1],-1仍然是取不到的
- s=s[:i+1]+ss
- print s
- #该片段来自于http://www.codesnippet.cn/detail/260420133061.html
来源: http://www.codesnippet.cn/detail/260420133061.html