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<?php $st = new stdClass(); $st->q = new stdClass(); $st->q->k = 1; $st->q->w = 2; $kl = clone $st->q; unset($kl->k); print_r($st); print_r($kl);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/8tfYj
function name:  (null)
number of ops:  24
compiled vars:  !0 = $st, !1 = $kl
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   NEW                                              $2      'stdClass'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $2
    4     3        NEW                                              $6      'stdClass'
          4        DO_FCALL                                      0          
          5        ASSIGN_OBJ                                               !0, 'q'
          6        OP_DATA                                                  $6
    5     7        FETCH_OBJ_W                                      $8      !0, 'q'
          8        ASSIGN_OBJ                                               $8, 'k'
          9        OP_DATA                                                  1
    6    10        FETCH_OBJ_W                                      $10     !0, 'q'
         11        ASSIGN_OBJ                                               $10, 'w'
         12        OP_DATA                                                  2
    8    13        FETCH_OBJ_R                                      ~12     !0, 'q'
         14        CLONE                                            ~13     ~12
         15        ASSIGN                                                   !1, ~13
    9    16        UNSET_OBJ                                                !1, 'k'
   10    17        INIT_FCALL                                               'print_r'
         18        SEND_VAR                                                 !0
         19        DO_ICALL                                                 
   11    20        INIT_FCALL                                               'print_r'
         21        SEND_VAR                                                 !1
         22        DO_ICALL                                                 
         23      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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