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<?php class C { public function f() { echo "C::f\n"; } } class D extends C { public function f() { echo "D::f\n"; } } call_user_func([new D(), 'C::f']);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/0od4L
function name:  (null)
number of ops:  7
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   15     0  E >   NEW                                              $0      'D'
          1        DO_FCALL                                      0          
          2        INIT_ARRAY                                       ~2      $0
          3        ADD_ARRAY_ELEMENT                                ~2      'C%3A%3Af'
          4        INIT_USER_CALL                                0          'call_user_func', ~2
          5        DO_FCALL                                      0          
          6      > RETURN                                                   1

Class C:
Function f:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/0od4L
function name:  f
number of ops:  2
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   ECHO                                                     'C%3A%3Af%0A'
    6     1      > RETURN                                                   null

End of function f

End of class C.

Class D:
Function f:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/0od4L
function name:  f
number of ops:  2
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   11     0  E >   ECHO                                                     'D%3A%3Af%0A'
   12     1      > RETURN                                                   null

End of function f

End of class D.

Generated using Vulcan Logic Dumper, using php 8.0.0


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