下列常量由此扩展定义,且仅在此扩展编译入 PHP 或在运行时动态载入时可用。
CAL_EASTER_DEFAULT
(int) CAL_EASTER_ROMAN
(int) CAL_EASTER_ALWAYS_GREGORIAN
(int) CAL_EASTER_ALWAYS_JULIAN
(int) CAL_GREGORIAN
(int) CAL_JULIAN
(int) CAL_JEWISH
(int) CAL_FRENCH
(int) CAL_NUM_CALS
(int) CAL_JEWISH_ADD_ALAFIM_GERESH
(int) CAL_JEWISH_ADD_ALAFIM
(int) CAL_JEWISH_ADD_GERESHAYIM
(int) CAL_DOW_DAYNO
(int) 0
表示星期日,6
表示星期六。 CAL_DOW_SHORT
(int) CAL_DOW_LONG
(int) CAL_MONTH_GREGORIAN_SHORT
(int) CAL_MONTH_GREGORIAN_LONG
(int) CAL_MONTH_JULIAN_SHORT
(int) CAL_MONTH_JULIAN_LONG
(int) CAL_MONTH_JEWISH
(int) CAL_MONTH_FRENCH
(int)