public static DateHelper::dayOfWeek($date = NULL)
Returns day of week for a given date (0 = Sunday).
Parameters
mixed $date: (optional) A DrupalDateTime object or a date string. Defaults to NULL, which means use the current date.
Return value
int The number of the day in the week.
File
- core/lib/Drupal/Core/Datetime/DateHelper.php, line 501
Class
- DateHelper
- Defines Gregorian Calendar date values.
Namespace
Drupal\Core\Datetime
Code
public static function dayOfWeek($date = NULL) { if (!$date instanceof DrupalDateTime) { $date = new DrupalDateTime($date); } if (!$date->hasErrors()) { return $date->format('w'); } return NULL; }
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