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<?php var_dump(@checkdate('', '20', '20'));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Slqii
function name:  (null)
number of ops:  11
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                                   'var_dump'
          1        BEGIN_SILENCE                                        ~0      
          2        INIT_FCALL                                                   'checkdate'
          3        SEND_VAL                                                     ''
          4        SEND_VAL                                                     '20'
          5        SEND_VAL                                                     '20'
          6        DO_ICALL                                             $1      
          7        END_SILENCE                                                  ~0
          8        SEND_VAR                                                     $1
          9        DO_ICALL                                                     
         10      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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