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<?php $arr = [ 3 => [ 1 => "harr" ] ]; $alias = & $arr[3][2]; $out = (isset($alias)) ? $alias : "nope"; echo $out;
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 6, Position 2 = 8
Branch analysis from position: 6
1 jumps found. (Code = 42) Position 1 = 9
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/p6Bld
function name:  (null)
number of ops:  12
compiled vars:  !0 = $arr, !1 = $alias, !2 = $out
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
   10     1        FETCH_DIM_W                                      $4      !0, 3
          2        FETCH_DIM_W                                      $5      $4, 2
          3        ASSIGN_REF                                               !1, $5
   12     4        ISSET_ISEMPTY_CV                                         !1
          5      > JMPZ                                                     ~7, ->8
          6    >   QM_ASSIGN                                        ~8      !1
          7      > JMP                                                      ->9
          8    >   QM_ASSIGN                                        ~8      'nope'
          9    >   ASSIGN                                                   !2, ~8
   14    10        ECHO                                                     !2
         11      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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