Object Oriented Programming

Object Oriented Programming

1. Instance of class: Object

2. Class

   • Attributes/Fields
     • variables
     • naming system: camel naming convention
       • ex) validAddress, numberOfRows
   • Actions/Methods
     • actions that an object can do
     • naming system: camel naming convention
       • ex) getSalary
   • Constructors
     • at least one in a class
     • same name as the class name
     • has no return type
   • naming system: capitalizes the initial letter of each word
     • called Pascal naming convention
       • ex) PostOffice, RegularRateCalculator