$last_automatic_whatsapp_date = #תאריך שליחת ווטאפ אוטומטי אחרון#;
$current_date = date(‘d/m/Y’);
$date_diff = explode(‘/’, $current_date);
$last_automatic_whatsapp_date_parts = explode(‘/’, $last_automatic_whatsapp_date);
$days_passed = abs((mktime(0, 0, 0, $date_diff[1], $date_diff[0], $date_diff[2]) – mktime(0, 0, 0, $last_automatic_whatsapp_date_parts[1], $last_automatic_whatsapp_date_parts[0], $last_automatic_whatsapp_date_parts[2])) / (60 * 60 * 24));

return ($days_passed !== null) ? intval($days_passed) : ”;