This class can be used convert a date in in the Islamic calendar to a timestamp value. It works like the PHP mktime function. It takes a list of parameters to represent the different components of a date and time in the Islamic calendar instead of the Gregorian calendar. The class returns a timestamp integer value after converting the date. This class is part of Khaled Al-Shamaa project for PHP and Arabic language: http://www.al-shamaa.com/ php/arabic/