/**
 * Program to illustrate simple function on strings.
 */
#include <stdio.h>
#include <stdlib.h>

/* print str, a character at a time, using array notation */
void my_print1(char str[]) {

	int i = 0;
	while (str[i] != '\0') {
		printf("%c (%d)\n", str[i], (int) str[i]);
		++i;
	}
	printf("null character is %d\n\n", (int) str[i]);
}

/* print str, a character at a time, using a pointer */
void my_print2(char *str) {

	char * p = &str[0];
	while (*p != '\0') {
		printf("%c (%d)\n", *p, (int) *p);
		++p;
	}
	printf("null character is %d\n\n", (int) *p);
}

/* main program */
int main(void) {

	char my_string[10] = "hello";

	printf("output using my_print1:\n\n");
	my_print1(my_string);
	my_print1("bye bye");

	printf("output using my_print2:\n\n");
	my_print2(my_string);
	my_print2("bye bye");

	return EXIT_SUCCESS;
}