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<?php $array1 = array(2, 10); // $x = &$array1[1]; $array2 = $array1; $array2[1] = 22; echo $array1[1];
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/pOEOn
function name:  (null)
number of ops:  7
compiled vars:  !0 = $array1, !1 = $array2
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    5     1        ASSIGN                                                   !1, !0
    6     2        ASSIGN_DIM                                               !1, 1
          3        OP_DATA                                                  22
    8     4        FETCH_DIM_R                                      ~5      !0, 1
          5        ECHO                                                     ~5
          6      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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