| protected evaluateInput ( string $digit ) : integer | ||
| $digit | string | A single character, one of the DTMF_* constants. |
| return | integer | |
protected function evaluateInput($digit)
{
if ($this->inputIsCancel($digit)) {
return self::INPUT_CANCEL;
}
if ($this->inputIsEnd($digit)) {
return self::INPUT_END;
}
return self::INPUT_NORMAL;
}