| public getPreviousRunDate ( string $schedule, string | DateTime $currentTime = 'now', integer $nth, boolean $allowCurrentDate = false ) : string | ||
| $schedule | string | Cron job schedule expression |
| $currentTime | string | DateTime | (optional) Relative calculation date |
| $nth | integer | (optional) Number of matches to skip before returning |
| $allowCurrentDate | boolean | (optional) Set to TRUE to return the current date if it matches the cron expression |
| return | string | |
public function getPreviousRunDate($schedule, $currentTime = 'now', $nth = 0, $allowCurrentDate = false);