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<?php $foo = ['apple']; $test =& $foo; $bar = $foo; $bar[0] = 'orange'; var_dump($test[0]); $foo = ['apple']; $bar = $foo; $test =& $foo[0]; $bar[0] = 'orange'; var_dump($test); $foo = ['apple']; $test =& $foo[0]; $bar = $foo; $bar[0] = 'orange'; var_dump($test);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/magme
function name:  (null)
number of ops:  28
compiled vars:  !0 = $foo, !1 = $test, !2 = $bar
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    3     1        ASSIGN_REF                                               !1, !0
    4     2        ASSIGN                                                   !2, !0
    5     3        ASSIGN_DIM                                               !2, 0
          4        OP_DATA                                                  'orange'
    6     5        INIT_FCALL                                               'var_dump'
          6        FETCH_DIM_R                                      ~7      !1, 0
          7        SEND_VAL                                                 ~7
          8        DO_ICALL                                                 
    8     9        ASSIGN                                                   !0, <array>
    9    10        ASSIGN                                                   !2, !0
   10    11        FETCH_DIM_W                                      $11     !0, 0
         12        ASSIGN_REF                                               !1, $11
   11    13        ASSIGN_DIM                                               !2, 0
         14        OP_DATA                                                  'orange'
   12    15        INIT_FCALL                                               'var_dump'
         16        SEND_VAR                                                 !1
         17        DO_ICALL                                                 
   14    18        ASSIGN                                                   !0, <array>
   15    19        FETCH_DIM_W                                      $16     !0, 0
         20        ASSIGN_REF                                               !1, $16
   16    21        ASSIGN                                                   !2, !0
   17    22        ASSIGN_DIM                                               !2, 0
         23        OP_DATA                                                  'orange'
   18    24        INIT_FCALL                                               'var_dump'
         25        SEND_VAR                                                 !1
         26        DO_ICALL                                                 
         27      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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