Re: [Dev-C++] FunctionCalling()

[Daniel G. <sp...@ho...>]

whoops! didn't mean to say put the implementation in the header!

>From: Brenden Towey <br...@rc...>
>To: Daniel Glenfield <sp...@ho...>
>CC: MDo...@OL...,  dev...@li...
>Subject: Re: [Dev-C++] FunctionCalling()
>Date: Fri, 06 Dec 2002 09:47:58 -0800
>
>Holy poop, batman! This is the worst idea ever!
>
>Daniel Glenfield wrote:
>
>>You have to use forward declaration.
>
>
>Correct.
>
>>Or type them all out in to a header file, then #include it.
>
>
>No! Never!  That is NOT a forward declaration!
>
>Only put the prototype in the header file:
>//Functions.h
>void functionTwo( void );
>
>Then include just the headers in the main program:
>//main.cpp
>#include <iostream>
>#include "Functions.h"
>
>void functionOne( void )
>{
>    // ...
>}
>
>void functionTwo( void )
>{
>    // ...
>}
>
>// end main.cpp
>
>When you have functions like this, in one source file, it's common just to 
>put the prototype in the beginning of that source file and not use a header 
>file.  However, you often need to call functions elsewhere, so it's not bad 
>to get in the habit of putting the prototypes in a header file.
>
>My 2 pence!
>Peace, B.
>
>>
>>
>>// in the header file (Functions.h)
>>
>>int FunctionTwo( int Input )
>>{
>>   Input = 365;
>>   return Input;
>>}
>>
>>
>>// in the main (.cpp) file
>>#include <iostream.h>
>>#include "Functions.h"
>>
>>
>>int main()
>>{
>>   int Input = 0;
>>   FunctionTwo( Input );
>>   cout << "End";
>>   return 0;
>>}
>>
>>
>>P.S. I know that's not the greatest example of coding, but I'm keeping it 
>>simple as I got confused by examples when I started.
>>
>>If you need help, post again!
>>
>>
>>
>>>From: Dondolo Mpho <MDo...@OL...>
>>>To: 'dev-cpp-users-list' <dev...@li...>
>>>Subject: [Dev-C++] FunctionCalling()
>>>Date: Fri, 6 Dec 2002 13:05:20 +0200
>>>
>>>Hi all,
>>>
>>>I am in the process of learning C++. I have been practising, writing my 
>>>own
>>>functions and using main() only to call those function. I also use those
>>>functions to call up other function....
>>>
>>>//e.g.: function (1)
>>>
>>>void FuctionOne(void)
>>>{
>>>int Answer
>>>cout<<"Are you ready...<press 1 for yes and 2 for no>  ";
>>>cin>>Answer;
>>>     if(Answer==1)
>>>  {
>>>cout<<"\nI am glad that you are";
>>>}
>>>
>>>else
>>>   {
>>>     FuctionTwo();
>>>    }
>>>
>>>}
>>>
>>>//Here I have my
>>>//FunctionTwo
>>>
>>>                                     Now I find that the compiler flags 
>>>an
>>>error msg that FunctionTwo has not been declared. it only works when I 
>>>take
>>>FunctionTwo() and put it on top of
>>>                                      FunctionOne()....i am I doing 
>>>something
>>>wrong? The thing is I might decide halfway through my functions That i 
>>>want
>>>function x to call function
>>>                                       y. Now If i have to readjust my
>>>functions half way through, i will loose track of what I am 
>>>doing.....Please
>>>help anybody
>>>
>>>
>>>Mpho Dondolo
>>>Support Analyst
>>>CSC Computer Sciences (South Africa) (Pty) Ltd
>>>Tel:  +27 21 503030164
>>>cell: +27 84 3371468
>>>Fax: +27 21 5095619
>>>Email:MDo...@ol...
>>>Email: MDo...@cs...
>>>
>>>
>>
>>
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