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Python 字符串拼接

ont code spa %s have div style span pre

+ :

1 s1 = a
2 s2 = b
3 s3 = c
4 s = I have  + s1 +,  + s2 + , ‘ + s3
5 輸出: ‘I have a, b, c‘

%:

1 s1 = a
2 s2 = b
3 s3 = c
4 s = I have %s, %s, %s‘%(s1, s2, s3)
5 輸出: ‘I have a, b, c‘

.format:

1 s1 = a
2 s2 = b
3 s3 = c
4 s = I have {}, {}, {}.format(s1, s2, s3)
5 輸出: I have a, b, c

推薦使用 .format 和 %方式拼接字符串。

Python 字符串拼接