cal_info() Function in PHP as the name suggests, is the function that returns the information about a particular calender that you have specified.

Syntax:

cal_info(calendar);

In above function there is only one parameter which is the calender. Possible values are:

• 0 = CAL_GREGORIAN
• 1 = CAL_JULIAN
• 2 = CAL_JEWISH
• 3 = CAL_FRENCH

This parameter is the optional one. If you didn't specify it will return information. about all calenders.

<?php
print_r(cal_info(0));
?>

The above example will return information about the Gregorian calendar as follows:

Array ( [months] => Array ( [1] => January [2] => February [3] => March [4] => April [5] => May [6] => June [7] => July [8] => August [9] => September [10] => October [11] => November [12] => December ) [abbrevmonths] => Array ( [1] => Jan [2] => Feb [3] => Mar [4] => Apr [5] => May [6] => Jun [7] => Jul [8] => Aug [9] => Sep [10] => Oct [11] => Nov [12] => Dec ) [maxdaysinmonth] => 31 [calname] => Gregorian [calsymbol] => CAL_GREGORIAN )