Encapsulation of Java

In Java, the member variable is declared as private, and then public methods are provided: setxxx() and getxxx() to operate the attribute, so as to achieve the following purposes:

Person. java

Test. java

Output: illegal age 0

The content of this article comes from the network collection of netizens. It is used as a learning reference. The copyright belongs to the original author.
THE END
分享
二维码
< <上一篇
下一篇>>