public DateFormatter::format($timestamp, $type = 'medium', $format =

public DateFormatter::formatInterval($interval, $granularity = 2, $langcode

public DateFormatter::getSampleDateFormats($langcode = NULL, $timestamp

protected DateFormatter::dateFormat($format, $langcode)

Language manager for retrieving the default langcode when none is specified. Type:

Contains the different date interval units. This array is keyed by strings representing the unit (e.g. '1 year|@count years') and with the amount

The request stack. Type: \Symfony\Component\HttpFoundation\RequestStack File

public DateFormatter::formatTimeDiffUntil($timestamp, $options = array())