please i need it urgently...if anyone can help
Let me google that for you
try it for yourself first, then ask for help when you have trouble.
we will not do your homework for you, no matter how "urgent" it is
your failure to plan does not constitute an emergency on our part.
Also wrong category. This is for C++, not C.
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.