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一、把字符串按照某个字符分割为列表
- class a :
- b = "hello_python"
- c = b.split("_")
- print(c)
- if __name__ == '__main__':
- a()
复制代码 结果为:二、一个列表吧内里的数据串联成字符串
- class a :
- b = ["1","2","3","4","5","6","7","8","9"]
- c = ("_".join(b))
- print(c)
- if __name__ == '__main__':
- a()
复制代码 结果为:三、更换字符串中的指定字符
- class a :
- b = "1,2,3,4,56"
- c = b.replace(",","-")
- print(c)
- if __name__ == '__main__':
- a()
复制代码 结果为四、取出列表中最小的三个值
- class a :
- b = [1,22,11,33,12,32]
- c = sorted(b)[:3]
- print(c)
- if __name__ == '__main__':
- a()
复制代码 结果为: 五、去除首尾空格
- class a :
- b = "
- aaaaa "
- c = b.strip( )
- print(c)
- if __name__ == '__main__':
- a()
复制代码 结果为:六、字符串全部转换成大写大概小写
- class a :
- b = " aBCaa "
- c = b.upper()
- d = b.lower()
- print(c)
- print(d)
- if __name__ == '__main__':
- a()
复制代码 结果为
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