Question: What are getters and setters?
- Getters and setters ensure that if a data member is declared private, then it can be accessed only within the same function, not by an outside class
- Getters and setters are utility functions within PHP that allow loading from, and saving to, a database
- Getters and setters encapsulate the fields of a class by making them acccessible only through its private methods, and keep the values themselves public
- Getters and setters are methods used to declare or obtain the values of variables, usually private ones
Answer: The correct answer of the above question is Option D:Getters and setters are methods used to declare or obtain the values of variables, usually private ones