checking for null char in c
#include "stdio.h"
#include "string.h"
#include "stdlib.h"
//string examples for c
int main(void) {
const char* a = "foobeans";
long len = strlen(a);
char* b = malloc(len);
strcpy(b, a);
puts(b);
printf("last is null %d\n", b[len] == '\0');
printf("the size is %d\n", len);
return 0;
}