3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A {} class B { public function go() { $this->foo = 'bar'; echo A::$this->foo; // 'bar' } } $obj = new B(); $obj->go();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/8ZjkW
function name:  (null)
number of ops:  6
compiled vars:  !0 = $obj
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   15     0  E >   NEW                                              $1      'B'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
   16     3        INIT_METHOD_CALL                                         !0, 'go'
          4        DO_FCALL                                      0          
          5      > RETURN                                                   1

Class A: [no user functions]
Class B:
Function go:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/8ZjkW
function name:  go
number of ops:  6
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    9     0  E >   ASSIGN_OBJ                                               'foo'
          1        OP_DATA                                                  'bar'
   10     2        FETCH_STATIC_PROP_R          unknown             ~1      'this'
          3        FETCH_OBJ_R                                      ~2      ~1, 'foo'
          4        ECHO                                                     ~2
   11     5      > RETURN                                                   null

End of function go

End of class B.

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
163.06 ms | 1393 KiB | 13 Q