3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Type { } class Bar { private Type $type; public function __sleep() { return ['type']; } } class Foo { private $bar; public function __construct() { $this->bar = new Bar(); } } $foo = new Foo(); echo serialize($foo);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/EeBke
function name:  (null)
number of ops:  8
compiled vars:  !0 = $foo
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   23     0  E >   NEW                                              $1      'Foo'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
   25     3        INIT_FCALL                                               'serialize'
          4        SEND_VAR                                                 !0
          5        DO_ICALL                                         $4      
          6        ECHO                                                     $4
          7      > RETURN                                                   1

Class Type: [no user functions]
Class Bar:
Function __sleep:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/EeBke
function name:  __sleep
number of ops:  2
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   11     0  E > > RETURN                                                   <array>
   12     1*     > RETURN                                                   null

End of function __sleep

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/EeBke
function name:  __construct
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   19     0  E >   NEW                                              $1      'Bar'
          1        DO_FCALL                                      0          
          2        ASSIGN_OBJ                                               'bar'
          3        OP_DATA                                                  $1
   20     4      > RETURN                                                   null

End of function __construct

End of class Foo.

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
161.48 ms | 1395 KiB | 15 Q