PHBOOK* deleteAllAddresses(Contact *fnode){
Contact *p;
p=fnode->next;
while(p != fnode)
free(p);
free(p);
return createAddressBook();
}
Head uploadAddresses(Head h, char n[30]){
FILE *fp;
char m[30];
int i, j;
double mob;
if((fp = fopen(n, "r")) == NULL){
fprintf(stderr, "\nThe File could not be opened!\n");
return NULL;
}
if(h == NULL){
h = createAddressBook();
}
i = fscanf(fp, "%s %lf", m, &mob);
while((feof(fp) == 0)){
h = insertAddress(h, m, mob);
i = fscanf(fp, "%s %lf", m, &mob);
}
fclose(fp);
return h;
}
