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<?php class child implements Serializable { public function serialize() { return null; } public function unserialize($serialized) { } } class test { private $elems = []; public function add($something) { $this->elems[] = $something; } } $child = new child(); $t = new test(); $t->add(1); $t->add('test'); var_dump(unserialize(serialize($t))); $t->add($child); var_dump(unserialize(serialize($t))); $t->add($child); var_dump(unserialize(serialize($t)));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/cTPe9
function name:  (null)
number of ops:  47
compiled vars:  !0 = $child, !1 = $t
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   DECLARE_CLASS                                            'child'
   24     1        NEW                                              $2      'child'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $2
   25     4        NEW                                              $5      'test'
          5        DO_FCALL                                      0          
          6        ASSIGN                                                   !1, $5
   26     7        INIT_METHOD_CALL                                         !1, 'add'
          8        SEND_VAL_EX                                              1
          9        DO_FCALL                                      0          
   27    10        INIT_METHOD_CALL                                         !1, 'add'
         11        SEND_VAL_EX                                              'test'
         12        DO_FCALL                                      0          
   28    13        INIT_FCALL                                               'var_dump'
         14        INIT_FCALL                                               'unserialize'
         15        INIT_FCALL                                               'serialize'
         16        SEND_VAR                                                 !1
         17        DO_ICALL                                         $10     
         18        SEND_VAR                                                 $10
         19        DO_ICALL                                         $11     
         20        SEND_VAR                                                 $11
         21        DO_ICALL                                                 
   29    22        INIT_METHOD_CALL                                         !1, 'add'
         23        SEND_VAR_EX                                              !0
         24        DO_FCALL                                      0          
   30    25        INIT_FCALL                                               'var_dump'
         26        INIT_FCALL                                               'unserialize'
         27        INIT_FCALL                                               'serialize'
         28        SEND_VAR                                                 !1
         29        DO_ICALL                                         $14     
         30        SEND_VAR                                                 $14
         31        DO_ICALL                                         $15     
         32        SEND_VAR                                                 $15
         33        DO_ICALL                                                 
   31    34        INIT_METHOD_CALL                                         !1, 'add'
         35        SEND_VAR_EX                                              !0
         36        DO_FCALL                                      0          
   32    37        INIT_FCALL                                               'var_dump'
         38        INIT_FCALL                                               'unserialize'
         39        INIT_FCALL                                               'serialize'
         40        SEND_VAR                                                 !1
         41        DO_ICALL                                         $18     
         42        SEND_VAR                                                 $18
         43        DO_ICALL                                         $19     
         44        SEND_VAR                                                 $19
         45        DO_ICALL                                                 
         46      > RETURN                                                   1

Class child:
Function serialize:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/cTPe9
function name:  serialize
number of ops:  2
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E > > RETURN                                                   null
    8     1*     > RETURN                                                   null

End of function serialize

Function unserialize:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/cTPe9
function name:  unserialize
number of ops:  2
compiled vars:  !0 = $serialized
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   10     0  E >   RECV                                             !0      
   12     1      > RETURN                                                   null

End of function unserialize

End of class child.

Class test:
Function add:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/cTPe9
function name:  add
number of ops:  5
compiled vars:  !0 = $something
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   19     0  E >   RECV                                             !0      
   21     1        FETCH_OBJ_W                                      $1      'elems'
          2        ASSIGN_DIM                                               $1
          3        OP_DATA                                                  !0
   22     4      > RETURN                                                   null

End of function add

End of class test.

Generated using Vulcan Logic Dumper, using php 8.0.0


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