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Example of using preprocessor in different files

Posted By: Erin Brown     Category: C Programming     Views: 2317

Example of using preprocessor in different files.

Code for Example of using preprocessor in different files in C Programming

//file1.h#define USD 1

//file2.h#define UKP 1

//file3
#include <stdio.h>
#include <file1.h>           //A
#ifdef USD                   // B#define currency_rate 46     //C#endif//D

#ifdef UKP               // E#define currency_rate 100 //F#endif//G
main()
{        
    int rs;
    rs = 10 * currency_rate;  //H
    printf (“%d\n”, rs);
}
  
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Erin Brown
Erin Brown author of Example of using preprocessor in different files is from London, United Kingdom.
 
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