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<?php namespace SomeNamespace; interface SomeClassInterface { public function isSame(self $class); } class SomeClass implements SomeClassInterface { public function isSame(SomeClassInterface $class) { return $this === $class; } } $foo = new SomeClass(); var_dump($foo->isSame($foo));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/oqPGr
function name:  (null)
number of ops:  11
compiled vars:  !0 = $foo
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   10     0  E >   DECLARE_CLASS                                            'somenamespace%5Csomeclass'
   18     1        NEW                                              $1      'SomeNamespace%5CSomeClass'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $1
   19     4        INIT_NS_FCALL_BY_NAME                                    'SomeNamespace%5Cvar_dump'
          5        INIT_METHOD_CALL                                         !0, 'isSame'
          6        SEND_VAR_EX                                              !0
          7        DO_FCALL                                      0  $4      
          8        SEND_VAR_NO_REF_EX                                       $4
          9        DO_FCALL                                      0          
         10      > RETURN                                                   1

Class SomeNamespace\SomeClassInterface:
Function issame:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/oqPGr
function name:  isSame
number of ops:  2
compiled vars:  !0 = $class
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   RECV                                             !0      
          1      > RETURN                                                   null

End of function issame

End of class SomeNamespace\SomeClassInterface.

Class SomeNamespace\SomeClass:
Function issame:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/oqPGr
function name:  isSame
number of ops:  5
compiled vars:  !0 = $class
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   12     0  E >   RECV                                             !0      
   14     1        FETCH_THIS                                       ~1      
          2        IS_IDENTICAL                                     ~2      !0, ~1
          3      > RETURN                                                   ~2
   15     4*     > RETURN                                                   null

End of function issame

End of class SomeNamespace\SomeClass.

Generated using Vulcan Logic Dumper, using php 8.0.0


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