Originally Posted by manav
is it still needed in c++?
as you told me, c++ does need main to return. so can we not use void main in c++?
Because it's undefined. The standard says main must return int.
If you don't, it's all compiler dependant, or implementation dependant.
Visual Studio returns 0 while GCC returns garbage.
Originally Posted by Adak
io.h certainly IS included in some modern compilers. It is no longer part of the standard for C, but it is nevertheless, included in the very latest Pelles C versions.
Originally Posted by Salem
You mean it's included as a crutch to help ancient programmers limp along without them having to relearn too much.
Outside of your DOS world, your header file is meaningless.