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Python小记——连接字符串莫要使用'+',尝试使用''.join()函数

来源:互联网 收集:自由互联 发布时间:2022-06-24
直接上代码: In [ 1 ]: s1 = 'abc' In [ 2 ]: s2 = '123' In [ 3 ]: s1 . join ( s2 ) Out [ 3 ]: '1abc2abc3' In [ 4 ]: s1 Out [ 4 ]: 'abc' In [ 5 ]: s2 Out [ 5 ]: '123' In [ 6 ]: s3 = s1 . join ( s2 ) In [ 7 ]: s3 Out [ 7 ]: '1abc2abc3'

直接上代码:

In [1]: s1 = 'abc'

In [2]: s2 = '123'

In [3]: s1.join(s2)
Out[3]: '1abc2abc3'

In [4]: s1
Out[4]: 'abc'

In [5]: s2
Out[5]: '123'

In [6]: s3 = s1.join(s2)

In [7]: s3
Out[7]: '1abc2abc3'


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