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<?php $_POST['test'] = 1; var_dump(isset($_POST['test']->foo[doo()]));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/t0Y6c
function name:  (null)
number of ops:  13
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   FETCH_W                      global              $0      '_POST'
          1        ASSIGN_DIM                                               $0, 'test'
          2        OP_DATA                                                  1
    3     3        INIT_FCALL                                               'var_dump'
          4        INIT_FCALL_BY_NAME                                       'doo'
          5        DO_FCALL                                      0  $5      
          6        FETCH_IS                                         ~2      '_POST'
          7        FETCH_DIM_IS                                     ~3      ~2, 'test'
          8        FETCH_OBJ_IS                                     ~4      ~3, 'foo'
          9        ISSET_ISEMPTY_DIM_OBJ                         0  ~6      ~4, $5
         10        SEND_VAL                                                 ~6
         11        DO_ICALL                                                 
         12      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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