Mutator/setter functions allow clients to change the value stored in one of an object’s member variables. Setter functions may include validity checks or reformat data to match a standard format.

What is a setter function C++?

The getter function is used to retrieve the variable value and the setter function is used to set the variable value. Remember: You can directly access public member variables, but private member variables are not accessible. Therefore, we need getter functions.

What is setter used for in Python?

What is Setter in Python? The setter is a method that is used to set the property’s value. It is very useful in object-oriented programming to set the value of private attributes in a class. Generally, getters and setters are mainly used to ensure the data encapsulation in OOPs.