Python判斷一個字符串是否包含子串的幾種方法

1.使用成員操做符 inpython >>> s='nihao,shijie' >>> t='nihao' >>> result = t in s >>> print result True 2.使用string模塊的find()/rfind()方法web >>> import string >>> s='nihao,shijie' >>> t='nihao' >>> result = strin

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