INCLUDEDGUARDEXAMPLEH
INCLUDEDGUARDEXAMPLEH is a conventional placeholder used in programming tutorials to demonstrate the pattern of an include guard in C and C++. An include guard is a preprocessor construct that prevents a header file from being included more than once, which can otherwise lead to redefinition errors during compilation.
A typical include guard uses a pair of preprocessor directives that enclose the entire contents of a
The macro name is usually derived from the header’s file name and written in uppercase letters to
While #pragma once provides a simpler, non-standardized alternative, traditional include guards remain widely used due to
In practice,_INCLUDEDGUARDEXAMPLEH serves as an instructional example illustrating the mechanics of protection against multiple inclusion and