C++ Storage classes in C++ Storage class is used to define the lifetime and visibility of a variable and/or function within a C++ program.These specifiers precede the type that they modify. They are Automatic, External, Static, Register and Mutable
C Programming Storage classes in C A Storage Class defines the scope (visibility) and life-time of variables and/or functions within a C Program. They precede the type that they modify. Storage classes are used in C programming are Automatic variables (auto), External variables (extern) Static variables (static) and Register variable