/* Demonstration of parameter modification. */

#include <stdio.h>
#include <string.h>
void modparms (int i, char buf[]);

/* modparms will attempt to alter the value of both its arguments. */

main () {
    int k;
    char strng [100];

    k = 27;
    strcpy(strng, "First name");
    printf("Before modparms, k==%d, strng==%s.\n", k, strng);

    modparms(k, strng);

    printf("After modparms, k==%d, strng==%s.\n", k, strng);
}

void modparms (int i, char buf[]) {
    printf("    Start of modparms, i==%d, buf==%s.\n", i, buf);

    i = 999;
    strcpy(buf, "different");

    printf("    End of modparms, i==%d, buf==%s.\n", i, buf);
}