CS 456 - Systems Programming Spring 2024

Displaying ./code/jan18/ptr.c

#include <stdio.h>

int main(void) { 

	char *ptr = "ABCDEFGH";
	int *bna = (int *) ptr;
	bna +=1; // Would cause iterate by one integer space (i.e 4 bytes on some systems)
	ptr = (char *) bna;
	printf("%s\n", ptr);
	/* Notice how only 'EFGH' is printed. Why is that? 
	 * Well as mentioned above, when performing 'bna+=1' 
	 * we are increasing the **integer** pointer by 1, 
	 * (translates to 4 bytes on most systems) which is equivalent 
	 * to 4 characters (each character is only 1 byte)*/
	
	return 0; 

}