/* Fig. 10.5: fig10_05.c
   An example of a union */
#include <stdio.h>
#include <stdlib.h>


/* number union definition */
union number {
   int x;
   double y;
}; /* end union number */

int main()
{
   union number value; /* define union variable */

   value.x = 100; /* put an integer into the union */
   printf( "%s\n%s\n%s%d\n%s%f\n\n",
      "Put a value in the integer member",
      "and print both members.",
      "int:   ", value.x,
      "double:\n", value.y );

   value.y = 100.0; /* put a double into the same union */
   printf( "%s\n%s\n%s%d\n%s%f\n",
      "Put a value in the floating member",
      "and print both members.",
      "int:   ", value.x,
      "double:\n", value.y );

   
printf("\n\n");
system("pause");
return 0; /* indicates successful termination */

} /* end main */




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