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<?php class A { static function method() { return static function() { return static::class; }; } } class B extends A {} $a = A::method(); $b = B::method(); var_dump($a()); var_dump($b());
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lVenA
function name:  (null)
number of ops:  17
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   12     0  E >   INIT_STATIC_METHOD_CALL                                  'A', 'method'
          1        DO_FCALL                                      0  $2      
          2        ASSIGN                                                   !0, $2
   13     3        INIT_STATIC_METHOD_CALL                                  'B', 'method'
          4        DO_FCALL                                      0  $4      
          5        ASSIGN                                                   !1, $4
   14     6        INIT_FCALL                                               'var_dump'
          7        INIT_DYNAMIC_CALL                                        !0
          8        DO_FCALL                                      0  $6      
          9        SEND_VAR                                                 $6
         10        DO_ICALL                                                 
   15    11        INIT_FCALL                                               'var_dump'
         12        INIT_DYNAMIC_CALL                                        !1
         13        DO_FCALL                                      0  $8      
         14        SEND_VAR                                                 $8
         15        DO_ICALL                                                 
         16      > RETURN                                                   1

Class A:
Function method:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lVenA
function name:  method
number of ops:  3
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   DECLARE_LAMBDA_FUNCTION                          ~0      [0]
    7     1      > RETURN                                                   ~0
    8     2*     > RETURN                                                   null


Dynamic Functions:
Dynamic Function 0
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lVenA
function name:  {closure}
number of ops:  3
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   FETCH_CLASS_NAME                                 ~0      
          1      > RETURN                                                   ~0
    7     2*     > RETURN                                                   null

End of Dynamic Function 0

End of function method

End of class A.

Class B:
Function method:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lVenA
function name:  method
number of ops:  3
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   DECLARE_LAMBDA_FUNCTION                          ~0      [0]
    7     1      > RETURN                                                   ~0
    8     2*     > RETURN                                                   null


Dynamic Functions:
Dynamic Function 0
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lVenA
function name:  {closure}
number of ops:  3
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   FETCH_CLASS_NAME                                 ~0      
          1      > RETURN                                                   ~0
    7     2*     > RETURN                                                   null

End of Dynamic Function 0

End of function method

End of class B.

Generated using Vulcan Logic Dumper, using php 8.0.0


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