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<?php class Foo { public function fooMethod() { if (isset($this)) { echo get_class($this); } else { echo "no \$this"; } $class = __CLASS__; if ($this instanceof $class) { echo "instance of $class"; } else { echo "not instance of $class"; } } } class Bar { function barMethod() { Foo::fooMethod(); } } $bar = new Bar; $bar->barMethod();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/l9npe
function name:  (null)
number of ops:  6
compiled vars:  !0 = $bar
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   26     0  E >   NEW                                              $1      'Bar'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
   27     3        INIT_METHOD_CALL                                         !0, 'barMethod'
          4        DO_FCALL                                      0          
          5      > RETURN                                                   1

Class Foo:
Function foomethod:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 2, Position 2 = 6
Branch analysis from position: 2
1 jumps found. (Code = 42) Position 1 = 7
Branch analysis from position: 7
2 jumps found. (Code = 43) Position 1 = 12, Position 2 = 16
Branch analysis from position: 12
1 jumps found. (Code = 42) Position 1 = 19
Branch analysis from position: 19
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 16
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 6
2 jumps found. (Code = 43) Position 1 = 12, Position 2 = 16
Branch analysis from position: 12
Branch analysis from position: 16
filename:       /in/l9npe
function name:  fooMethod
number of ops:  20
compiled vars:  !0 = $class
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   ISSET_ISEMPTY_THIS                               ~1      
          1      > JMPZ                                                     ~1, ->6
    6     2    >   FETCH_THIS                                       ~2      
          3        GET_CLASS                                        ~3      ~2
          4        ECHO                                                     ~3
          5      > JMP                                                      ->7
    8     6    >   ECHO                                                     'no+%24this'
   11     7    >   ASSIGN                                                   !0, 'Foo'
   12     8        FETCH_THIS                                       ~5      
          9        FETCH_CLASS                                   0  $6      !0
         10        INSTANCEOF                                               ~5, $6
         11      > JMPZ                                                     ~7, ->16
   13    12    >   NOP                                                      
         13        FAST_CONCAT                                      ~8      'instance+of+', !0
         14        ECHO                                                     ~8
         15      > JMP                                                      ->19
   15    16    >   NOP                                                      
         17        FAST_CONCAT                                      ~9      'not+instance+of+', !0
         18        ECHO                                                     ~9
   17    19    > > RETURN                                                   null

End of function foomethod

End of class Foo.

Class Bar:
Function barmethod:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/l9npe
function name:  barMethod
number of ops:  3
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   22     0  E >   INIT_STATIC_METHOD_CALL                                  'Foo', 'fooMethod'
          1        DO_FCALL                                      0          
   23     2      > RETURN                                                   null

End of function barmethod

End of class Bar.

Generated using Vulcan Logic Dumper, using php 8.0.0


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