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<?php $foo = 'bar'; $GLOBALS[false] = 'foo'; var_dump($GLOBALS); echo $${''};
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/jAtH0
function name:  (null)
number of ops:  11
compiled vars:  !0 = $foo, !1 = $
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'bar'
    4     1        FETCH_W                      global              $3      'GLOBALS'
          2        ASSIGN_DIM                                               $3, <false>
          3        OP_DATA                                                  'foo'
    5     4        INIT_FCALL                                               'var_dump'
          5        FETCH_R                      global              ~5      'GLOBALS'
          6        SEND_VAL                                                 ~5
          7        DO_ICALL                                                 
    7     8        FETCH_R                      local               ~7      !1
          9        ECHO                                                     ~7
         10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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