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What does class mean in java

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Release: 2020-09-18 09:12:32
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class means "class" in java and is the keyword to define a class. If you define a class, you need to modify it with this to let Java know what you want to write, whether it is a class or a method; for example, "public class A(){}" defines a class A, and "public A() {}" will be considered a constructor.

What does class mean in java

#In the java world, everything is an object. In a sense, Java has two kinds of objects: instance objects and Class objects. The runtime type information of each class is represented by a Class object. It contains information about the class. In fact, our instance objects are created through Class objects.

The keyword class is used in Java to define a class. Its basic form is as follows:

public class 类名{
       //定义属性部分(成员变量)
      类型1 属性1;
      类型2 属性2;
       //定义方法部分
       方法1;
       方法2;
}
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class is a class in java. If you define a class, use this to modify it, so you can Let Java know what you want to write, whether it is a class or a method.

For example, public class A(){} defines a class A, and public A(){} will be considered a constructor.

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