Day Helpers
Every DateTime instance has the following methods to check if is a particular day:
$date->isMonday();
$date->isTuesday();
$date->isWednesday();
$date->isThursday();
$date->isFriday();
$date->isSaturday();
$date->isSunday();
You can also check for weekends or weekdays:
$date->isWeekday();
$date->isWeekend();
And even if a date is a bank holiday:
$date->isBankHoliday();