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<?php $node = [true]; $node =& $node[1] ?? false; var_dump($node);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/dM3NF
function name:  (null)
number of ops:  10
compiled vars:  !0 = $node
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        FETCH_DIM_W                                      $2      !0, 1
          2        ASSIGN_REF                                       $3      !0, $2
          3        COALESCE                                         ~4      $3
          4        QM_ASSIGN                                        ~4      <false>
          5        FREE                                                     ~4
    6     6        INIT_FCALL                                               'var_dump'
          7        SEND_VAR                                                 !0
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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