/**
  * Returns a element with the following format: -70° 50.15457, 15° 12.761451
  *
  * @param  boolean $showMinuteChar Show the minute character ' (single quote)?
  * @param  integer $minutesDecimalPlaces Round minutes to decimal places, defined here (default=6)
  * @param  string  $separator            The separator between latitude (first element) and longitude for return
  * @return string
  */
 public function formatWithoutDirection(bool $showMinuteChar = false, int $minutesDecimalPlaces = 6, string $separator = ' ') : string
 {
     if (!$this->isValid()) {
         return '';
     }
     $res = $this->Latitude->formatWithoutDirection($showMinuteChar, $minutesDecimalPlaces) . (empty($separator) ? ', ' : $separator) . $this->Longitude->formatWithoutDirection($showMinuteChar, $minutesDecimalPlaces);
     return $res;
 }