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  1. struct date
  2. {
  3.     int month;
  4.     int day;
  5.     int year;
  6. };
  7.  
  8. /* function prototype */
  9. struct date nextDay (struct date dateval);
  10.  
  11. #include <stdio.h>
  12. int main ()
  13. {
  14.  
  15.     /* two structure variables */
  16.     struct date today, tomorrow;
  17.  
  18.     /* set today to the proper date */
  19.     today.day = 17;
  20.     today.year = 1996;
  21.     today.month = 10;
  22.  
  23.     /* This statement illustrates the ability to pass a  */
  24.     /* structure to a function and to return one as well */
  25.  
  26.     tomorrow = nextDay (today); /* tomorrow updated */
  27.  
  28.     printf ("%d/%d/%d\n", tomorrow.month,
  29.                           tomorrow.day,
  30.                           tomorrow.year-1900);
  31.  
  32.     return (0);
  33. }
  34.  
  35. /********************************************************
  36. ** Function:  nextDay
  37. **
  38. ** Description:  Returns the next day given a date
  39. **
  40. ** Parameters:  dateval - a given date
  41. **
  42. ** Returns:     dateval - updated next day date
  43. **
  44. *********************************************************/
  45.  
  46. struct date nextDay (struct date dateval) 
  47. {
  48.  
  49.     ++dateval.day; /* add a day */ 
  50.  
  51.     return (dateval); /* return updated structure */
  52.  
  53. } /* nextDay */
Success #stdin #stdout 0s 5324KB
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10/18/96
https://ideone.com/P4Bm4S
language:
C++ (gcc 8.3)
created:
5 hours ago
visibility:
public

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