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<?php class Foo { private $_foo = 'foo'; public function isMatch() { return $this->_foo == self::_foo; } } class Bar extends Foo { private $_foo = 'bar'; } $a = new Bar(); var_dump($a->isMatch());
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/dgTL4
function name:  (null)
number of ops:  9
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   15     0  E >   NEW                                              $1      'Bar'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
   16     3        INIT_FCALL                                               'var_dump'
          4        INIT_METHOD_CALL                                         !0, 'isMatch'
          5        DO_FCALL                                      0  $4      
          6        SEND_VAR                                                 $4
          7        DO_ICALL                                                 
          8      > RETURN                                                   1

Class Foo:
Function ismatch:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/dgTL4
function name:  isMatch
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   FETCH_OBJ_R                                      ~0      '_foo'
          1        FETCH_CLASS_CONSTANT                             ~1      '_foo'
          2        IS_EQUAL                                         ~2      ~0, ~1
          3      > RETURN                                                   ~2
    8     4*     > RETURN                                                   null

End of function ismatch

End of class Foo.

Class Bar:
Function ismatch:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/dgTL4
function name:  isMatch
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   FETCH_OBJ_R                                      ~0      '_foo'
          1        FETCH_CLASS_CONSTANT                             ~1      '_foo'
          2        IS_EQUAL                                         ~2      ~0, ~1
          3      > RETURN                                                   ~2
    8     4*     > RETURN                                                   null

End of function ismatch

End of class Bar.

Generated using Vulcan Logic Dumper, using php 8.0.0


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