(PHP 4 >= 4.0.0)

jdtounix -- Convert Julian Day to UNIX timestamp


int jdtounix (int jday)

This function will return a UNIX timestamp corresponding to the Julian Day given in jday or FALSE if jday is not inside the UNIX epoch (Gregorian years between 1970 and 2037 or 2440588 <= jday <= 2465342 )

See also jdtounix().

Note: This function is only available in PHP versions after PHP 4RC1.