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<?php class Foo { private $data = array("Foo"); public function __sleep() { return array("data"); } } class Bar implements Serializable{ private $data = array("Bar"); public function serialize() { return serialize($this->data); } public function unserialize($data) { $this->data = unserialize($data); } public function __sleep() { echo "this won't get called"; exit; } } $foo = new Foo; $bar = new Bar; var_dump(serialize($foo)); var_dump(serialize($bar));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/B57Kk
function name:  (null)
number of ops:  20
compiled vars:  !0 = $foo, !1 = $bar
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   10     0  E >   DECLARE_CLASS                                            'bar'
   26     1        NEW                                              $2      'Foo'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $2
   27     4        NEW                                              $5      'Bar'
          5        DO_FCALL                                      0          
          6        ASSIGN                                                   !1, $5
   28     7        INIT_FCALL                                               'var_dump'
          8        INIT_FCALL                                               'serialize'
          9        SEND_VAR                                                 !0
         10        DO_ICALL                                         $8      
         11        SEND_VAR                                                 $8
         12        DO_ICALL                                                 
   29    13        INIT_FCALL                                               'var_dump'
         14        INIT_FCALL                                               'serialize'
         15        SEND_VAR                                                 !1
         16        DO_ICALL                                         $10     
         17        SEND_VAR                                                 $10
         18        DO_ICALL                                                 
         19      > RETURN                                                   1

Class Foo:
Function __sleep:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/B57Kk
function name:  __sleep
number of ops:  2
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E > > RETURN                                                   <array>
    7     1*     > RETURN                                                   null

End of function __sleep

End of class Foo.

Class Bar:
Function serialize:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/B57Kk
function name:  serialize
number of ops:  6
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   13     0  E >   INIT_FCALL                                               'serialize'
          1        FETCH_OBJ_R                                      ~0      'data'
          2        SEND_VAL                                                 ~0
          3        DO_ICALL                                         $1      
          4      > RETURN                                                   $1
   14     5*     > 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/B57Kk
function name:  unserialize
number of ops:  7
compiled vars:  !0 = $data
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   16     0  E >   RECV                                             !0      
   17     1        INIT_FCALL                                               'unserialize'
          2        SEND_VAR                                                 !0
          3        DO_ICALL                                         $2      
          4        ASSIGN_OBJ                                               'data'
          5        OP_DATA                                                  $2
   18     6      > RETURN                                                   null

End of function unserialize

Function __sleep:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 79) Position 1 = -2
filename:       /in/B57Kk
function name:  __sleep
number of ops:  3
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   21     0  E >   ECHO                                                     'this+won%27t+get+called'
   22     1      > EXIT                                                     
   23     2*     > RETURN                                                   null

End of function __sleep

End of class Bar.

Generated using Vulcan Logic Dumper, using php 8.0.0


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