For this case, you want MyMath::calcSomething(). The '.' syntax is for calling functions in objects. The :: syntax is for calling functions in a class or a namespace.

Dec 20, 2022 · A static member function can be called even if no objects of the class exist. A static member function can also be accessed using the class name through the scope …

Nov 25, 2024 · When a function member is declared static, it becomes independent of other objects in the class. You can call a static member function even if no other class objects exist. …

Jun 2, 2022 · When a function inside a class is declared as static, it can be accessed outside the class using the class name and scope resolution operator (::), without creating any object. A …

A static function in a C++ class is a member function that belongs to the class itself rather than to any specific object instance, allowing it to be called without creating an instance of the class. …

Dec 29, 2022 · We can achieve it using the functionality of the static keyword. So, in this article, we are going to have a look at the static keyword, what is a Static member function C++, from …

Dec 18, 2018 · static void f(); // declaration static int n; // declaration . X::f(); // X::f is a qualified name of static member function g().f(); // g().f is member access expression referring to a static …

Nov 28, 2008 · when you have an expression or function call returning a value and want to invoke the (potentially or always) static function, the . notation may prevent you needing to use …

Jul 7, 2021 · If you make a class member function static, it means that you can call it without going through an instance of the class. As you can see, it’s possible to call Foo() both via an …

Feb 27, 2024 · To declare a static member function, we can simply use the static keyword during the declaration of the function inside the class. Then we can use the scope resolution (::) …