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<?php class Bar { public $indicator; public function __construct($x) { $this->indicator = $x; } } class Foo { protected $prop; public function __construct(Bar $prop) { $this->prop = $prop; } public function getProp() { return $this->prop; } } $objX = new Foo(new Bar('one')); $objY = clone $objX; $objY->getProp()->indicator = 'two'; //two, since cloned object still tracks references inside it: echo $objX->getProp()->indicator;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Ll2b8
function name:  (null)
number of ops:  19
compiled vars:  !0 = $objX, !1 = $objY
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   25     0  E >   NEW                                                  $2      'Foo'
          1        NEW                                                  $3      'Bar'
          2        SEND_VAL_EX                                                  'one'
          3        DO_FCALL                                          0          
          4        SEND_VAR_NO_REF_EX                                           $3
          5        DO_FCALL                                          0          
          6        ASSIGN                                                       !0, $2
   26     7        CLONE                                                ~7      !0
          8        ASSIGN                                                       !1, ~7
   27     9        INIT_METHOD_CALL                                             !1, 'getProp'
         10        DO_FCALL                                          0  $9      
         11        SEPARATE                                             $9      $9
         12        ASSIGN_OBJ                                                   $9, 'indicator'
         13        OP_DATA                                                      'two'
   30    14        INIT_METHOD_CALL                                             !0, 'getProp'
         15        DO_FCALL                                          0  $11     
         16        FETCH_OBJ_R                                          ~12     $11, 'indicator'
         17        ECHO                                                         ~12
         18      > RETURN                                                       1

Class Bar:
Function __construct:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Ll2b8
function name:  __construct
number of ops:  4
compiled vars:  !0 = $x
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    6     0  E >   RECV                                                 !0      
    8     1        ASSIGN_OBJ                                                   'indicator'
          2        OP_DATA                                                      !0
    9     3      > RETURN                                                       null

End of function __construct

End of class Bar.

Class Foo:
Function __construct:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Ll2b8
function name:  __construct
number of ops:  4
compiled vars:  !0 = $prop
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   14     0  E >   RECV                                                 !0      
   16     1        ASSIGN_OBJ                                                   'prop'
          2        OP_DATA                                                      !0
   17     3      > RETURN                                                       null

End of function __construct

Function getprop:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Ll2b8
function name:  getProp
number of ops:  3
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   21     0  E >   FETCH_OBJ_R                                          ~0      'prop'
          1      > RETURN                                                       ~0
   22     2*     > RETURN                                                       null

End of function getprop

End of class Foo.

Generated using Vulcan Logic Dumper, using php 8.5.0


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