Python custom class and usage method

Python custom class and usage method

This article mainly introduces and uses python custom classes, and involves class definition and usage skills in Python. For more information, see

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Class Person: Def _ init _ (self, first, middle, last, age ): Self. first = first; Self. middle = middle; Self. last = last; Self. age = age; Def _ str _ (self ): Return self. first + ''+ self. middle +'' + self. last + \ ''+ Str (self. age) Def initials (self ): Return self. first [0] + self. middle [0] + self. last [0] Def changeAge (self, val ): Self. age + = val MyPerson = Person ('raja ',' I ', 'kumar', 21) Print (myPerson) MyPerson. changeAge (5) Print (myPerson) Print (myPerson. initials ())

The running result is as follows:

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Raja I Kumar 21 Raja I Kumar 26 RIK

I hope this article will help you with Python programming.