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<?php echo cal_days_in_month(CAL_FRENCH, 13, 14);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/2vhM7
function name:  (null)
number of ops:  8
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL_BY_NAME                                           'cal_days_in_month'
          1        FETCH_CONSTANT                                       ~0      'CAL_FRENCH'
          2        SEND_VAL_EX                                                  ~0
          3        SEND_VAL_EX                                                  13
          4        SEND_VAL_EX                                                  14
          5        DO_FCALL                                          0  $1      
          6        ECHO                                                         $1
          7      > RETURN                                                       1

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