program7_03.c

C语言入门经典一书的所有代码。书上面的所有代码均在此。希望大家喜欢

/* Program 7.3  Pointer argument to scanf */
#include <stdio.h>

int main(void)
{
  int value = 0;
  int *pvalue = NULL;

  pvalue = &value;                    /* Set pointer to refer to value  */

  printf ("Input an integer: ");
  scanf(" %d", pvalue);              /* Read into value via the pointer */

  printf("\nYou entered %d\n", value);      /* Output the value entered */
  return 0;
}