Attributes

• What is an Attribute? #1

  • In object-oriented programming (OOP), an attribute refers to a data member or a property associated with an object or a class 
  • They define the state of an object and can have different values for different instances of the same class 
  • Attributes can be of various data types, such as integers, strings, Booleans, or even other objects 
  • Attributes can have different access rights 
• Attribute #2

  • The example below shows a Car class object with an attribute called manufacturer 
  • It has a private access meaning that it can be accessed only by instances of the Car class 
  • The data that this attribute will hold must be of the String data type 
  • The image below gives a visual representation of an object of this class being instantiated with a data value of “Ford” :

  
• Attributes #3

  • In most cases each class has many different attributes 
  • Below is an example of an object of class "person":