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How to achieve encapsulation?

王林
王林 Original
2020-06-30 17:17:06 4100browse

How to achieve encapsulation?

Encapsulation process:

(Recommended learning:java introductory program)

First, the variables will be privatized through private. Restrict access to class attributes

How to achieve encapsulation?

Then set the external access interface for each attribute through the set and get methods. Externally, if you need to change the attributes of the class, you need to use these public methods.

How to achieve encapsulation?

Then you need to create an instance of the encapsulated class, such as creating a Test class, making the variables private and the methods public. The set and get methods can be automatically generated

How to achieve encapsulation?

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Continue to create a Test2 class, create an object of the Test class, and set the properties of the encapsulated class through the object , and then obtain these properties through the get method

How to achieve encapsulation?

Finally run the project, and you can see on the console that the properties of the encapsulated class have been successfully obtained

How to achieve encapsulation?

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