3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public $barPublic = 1; protected $barProtected = 2; private $barPrivate = 3; public function toJson() { return json_encode(get_object_vars($this)); } } $foo = new Foo(); var_dump($foo->toJson());
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Iv5cP
function name:  (null)
number of ops:  9
compiled vars:  !0 = $foo
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   11     0  E >   NEW                                              $1      'Foo'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
   12     3        INIT_FCALL                                               'var_dump'
          4        INIT_METHOD_CALL                                         !0, 'toJson'
          5        DO_FCALL                                      0  $4      
          6        SEND_VAR                                                 $4
          7        DO_ICALL                                                 
          8      > RETURN                                                   1

Class Foo:
Function tojson:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Iv5cP
function name:  toJson
number of ops:  9
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   INIT_FCALL                                               'json_encode'
          1        INIT_FCALL                                               'get_object_vars'
          2        FETCH_THIS                                       ~0      
          3        SEND_VAL                                                 ~0
          4        DO_ICALL                                         $1      
          5        SEND_VAR                                                 $1
          6        DO_ICALL                                         $2      
          7      > RETURN                                                   $2
    9     8*     > RETURN                                                   null

End of function tojson

End of class Foo.

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
153.21 ms | 1395 KiB | 19 Q