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<?php $a = new \ArrayObject; $a->a =0; var_dump($a->a); var_dump($a['a']); var_dump(isset($a->a)); var_dump(isset($a['a']));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/joMQ7
function name:  (null)
number of ops:  22
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   NEW                                              $1      'ArrayObject'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
    3     3        ASSIGN_OBJ                                               !0, 'a'
          4        OP_DATA                                                  0
    5     5        INIT_FCALL                                               'var_dump'
          6        FETCH_OBJ_R                                      ~5      !0, 'a'
          7        SEND_VAL                                                 ~5
          8        DO_ICALL                                                 
    6     9        INIT_FCALL                                               'var_dump'
         10        FETCH_DIM_R                                      ~7      !0, 'a'
         11        SEND_VAL                                                 ~7
         12        DO_ICALL                                                 
    7    13        INIT_FCALL                                               'var_dump'
         14        ISSET_ISEMPTY_PROP_OBJ                           ~9      !0, 'a'
         15        SEND_VAL                                                 ~9
         16        DO_ICALL                                                 
    8    17        INIT_FCALL                                               'var_dump'
         18        ISSET_ISEMPTY_DIM_OBJ                         0  ~11     !0, 'a'
         19        SEND_VAL                                                 ~11
         20        DO_ICALL                                                 
         21      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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