}
if (phone_num && ok) {
- for (i = 0; i < strlen(buf); i++) {
- if (!isdigit(buf[i]) && (buf[i] != '-')) {
+ for (i = 0; i < strlen(result); i++) {
+ if (!isdigit(result[i]) && (result[i] != '-')) {
printf("Phone numbers can contain only digits.\n");
ok = FALSE;
break;
}
- if (buf[i] == '-')
+ if (result[i] == '-')
dashes = TRUE;
}
}