Any method declared as static is accessible without the creation of an object. Static functions are associated with the class, not an instance of the class. They are permitted to access only static methods and static variables. To add a static method to the class, static keyword is used.

What is static in OOP?

In object-oriented programming, there is also the concept of a static member variable, which is a “class variable” of a statically defined class, i.e., a member variable of a given class which is shared across all instances (objects), and is accessible as a member variable of these objects.

What is a static function?

A static method (or static function) is a method defined as a member of an object but is accessible directly from an API object’s constructor, rather than from an object instance created via the constructor.