3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public function bar() { return new self(); } } var_dump((new Foo())->bar());
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/PY22e
function name:  (null)
number of ops:  8
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    9     0  E >   INIT_FCALL                                               'var_dump'
          1        NEW                                              $0      'Foo'
          2        DO_FCALL                                      0          
          3        INIT_METHOD_CALL                                         $0, 'bar'
          4        DO_FCALL                                      0  $2      
          5        SEND_VAR                                                 $2
          6        DO_ICALL                                                 
          7      > RETURN                                                   1

Class Foo:
Function bar:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/PY22e
function name:  bar
number of ops:  4
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   NEW                          self                $0      
          1        DO_FCALL                                      0          
          2      > RETURN                                                   $0
    6     3*     > RETURN                                                   null

End of function bar

End of class Foo.

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
155.09 ms | 1394 KiB | 15 Q