What are private variables in programming?

What are private variables in programming?

Private variables are variables that are not accessible from outside the class or module they are defined in.

Why would I want to use private variables?

Using private variables helps encapsulate data, protecting it from unintended modifications and maintaining integrity.

Can you give me an example of a private variable in Python?

Sure! In Python, you can define a private variable by prefixing it with an underscore, like this: _my_private_var.

How do I access a private variable from outside its class?

It's generally not recommended, but you can access it using the class name, like instance._my_private_var, though it's not a good practice.