/**
* Returns a unix timestamp from a formatted date time string.
*
* @since 0.0.1
*
* @access protected
* @static
* @param string $formatted Date time string to use.
* @return int Unix timestamp.
*/
protected static function getTimestampFromFormat($formatted)
{
if (!is_numeric($formatted)) {
$dt = new self($formatted);
return $dt->getTimestamp();
}
return $formatted;
}
