Описание тега class-variables
A class variable is a variable shared by all instance of that class. In some languages, it is equivalent to declaring it with a `static` modifier, but that is not always that simple (there are language for which the two are not synonymous).
A class variable is a variable shared by all instance of that class. In some languages, it is equivalent to declaring it with a static modifier, but that is not always that simple (there are language for which the two are not synonymous).