<?php $jd = GregorianToJD(3,9,1876); print $jd."<br/>"; $JD_gregorien = JDToGregorian($jd); print
<?php $jd = cal_to_jd(CAL_FRENCH, 3, 1, 11); $cal_francais = cal_from_jd($jd, CAL_FRENCH); print_