11_5.cpp

C程序参考,简单易懂,是初学者不可少的参考资料

#include "stdio.h"
void main()
{
  union cif_ty
{
      char   c;
      int    i;
      float  f;
  } cif;
  cif.c = 'a';
  printf("c=%c\n", cif.c);
  cif.f = 101.1;
  printf("c=%c, f=%f\n",cif.c, cif.f);
  cif.i = 0x2341;
  printf("c=%c, i=%d, f=%f", cif.c, cif.i, cif.f);
}