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<?php class A { static $x = 1; public function method(){ static::$x += 1; return static::$x; } } class B extends A { public function method(){ parent::method(); return static::$x; } } $b = new B; echo $b->method();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/BqbuP
function name:  (null)
number of ops:  7
compiled vars:  !0 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   NEW                                              $1      'B'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
    7     3        INIT_METHOD_CALL                                         !0, 'method'
          4        DO_FCALL                                      0  $4      
          5        ECHO                                                     $4
          6      > RETURN                                                   1

Class A:
Function method:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/BqbuP
function name:  method
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN_STATIC_PROP_OP                         1          'x'
          1        OP_DATA                                                  1
          2        FETCH_STATIC_PROP_R          unknown             ~1      'x'
          3      > RETURN                                                   ~1
          4*     > RETURN                                                   null

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/BqbuP
function name:  method
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   INIT_STATIC_METHOD_CALL                                  'method'
          1        DO_FCALL                                      0          
          2        FETCH_STATIC_PROP_R          unknown             ~1      'x'
          3      > RETURN                                                   ~1
          4*     > RETURN                                                   null

End of function method

End of class B.

Generated using Vulcan Logic Dumper, using php 8.0.0


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