نکاتی در مورد Class در جاوا

• Class is a user defined data type that contains variables and the methods.
• Class is a blueprint of an object
• To declare a class we are using a keyword class and it is followed by the class name
• The first capital of a class name should be A-z it is conventional it has not compile error
• Letters of the class name can be a-z , A-Z, 0-9, _ , $

example: class Demo, class MyProject, ...