haas:fall2023:c4eng:pointer_fun2
Pointers2
#include <stdio.h> #include <stdlib.h> int main() { char *a; a = (char *) malloc (sizeof(char)); *a = 48; //fprintf(stdout, "*a is %c\n", *a); return(0); }
Questions
- If we uncomment that fprintf() line, what will be displayed?
- What is malloc() doing?
- Why is it needed?
haas/fall2023/c4eng/pointer_fun2.txt · Last modified: 2013/02/06 11:34 by 127.0.0.1