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<?php class A { public static $a; final public static function setA($a) { self::$a = $a; } } class B extends A { } class C extends A { public static $a; } A::setA('a'); var_dump(A::$a); var_dump(B::$a); var_dump(C::$a); echo "-----\n"; B::setA('b'); var_dump(A::$a); var_dump(B::$a); var_dump(C::$a);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/MQiLJ
function name:  (null)
number of ops:  32
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   19     0  E >   INIT_STATIC_METHOD_CALL                                  'A', 'setA'
          1        SEND_VAL                                                 'a'
          2        DO_FCALL                                      0          
   20     3        INIT_FCALL                                               'var_dump'
          4        FETCH_STATIC_PROP_R          unknown             ~1      'a'
          5        SEND_VAL                                                 ~1
          6        DO_ICALL                                                 
   21     7        INIT_FCALL                                               'var_dump'
          8        FETCH_STATIC_PROP_R          unknown             ~3      'a'
          9        SEND_VAL                                                 ~3
         10        DO_ICALL                                                 
   22    11        INIT_FCALL                                               'var_dump'
         12        FETCH_STATIC_PROP_R          unknown             ~5      'a'
         13        SEND_VAL                                                 ~5
         14        DO_ICALL                                                 
   24    15        ECHO                                                     '-----%0A'
   26    16        INIT_STATIC_METHOD_CALL                                  'B', 'setA'
         17        SEND_VAL                                                 'b'
         18        DO_FCALL                                      0          
   27    19        INIT_FCALL                                               'var_dump'
         20        FETCH_STATIC_PROP_R          unknown             ~8      'a'
         21        SEND_VAL                                                 ~8
         22        DO_ICALL                                                 
   28    23        INIT_FCALL                                               'var_dump'
         24        FETCH_STATIC_PROP_R          unknown             ~10     'a'
         25        SEND_VAL                                                 ~10
         26        DO_ICALL                                                 
   29    27        INIT_FCALL                                               'var_dump'
         28        FETCH_STATIC_PROP_R          unknown             ~12     'a'
         29        SEND_VAL                                                 ~12
         30        DO_ICALL                                                 
         31      > RETURN                                                   1

Class A:
Function seta:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/MQiLJ
function name:  setA
number of ops:  4
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   RECV                                             !0      
    8     1        ASSIGN_STATIC_PROP                                       'a'
          2        OP_DATA                                                  !0
    9     3      > RETURN                                                   null

End of function seta

End of class A.

Class B:
Function seta:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/MQiLJ
function name:  setA
number of ops:  4
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   RECV                                             !0      
    8     1        ASSIGN_STATIC_PROP                                       'a'
          2        OP_DATA                                                  !0
    9     3      > RETURN                                                   null

End of function seta

End of class B.

Class C:
Function seta:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/MQiLJ
function name:  setA
number of ops:  4
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   RECV                                             !0      
    8     1        ASSIGN_STATIC_PROP                                       'a'
          2        OP_DATA                                                  !0
    9     3      > RETURN                                                   null

End of function seta

End of class C.

Generated using Vulcan Logic Dumper, using php 8.0.0


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