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<?php class A { public $a; public function __construct() { $this->a = "A"; } } class B extends A { public function __construct($a) { $this->a = $a; } } $class = new B("XXXX"); var_dump($class->a);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/vHGKs
function name:  (null)
number of ops:  9
compiled vars:  !0 = $class
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   17     0  E >   NEW                                              $1      'B'
          1        SEND_VAL_EX                                              'XXXX'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $1
   19     4        INIT_FCALL                                               'var_dump'
          5        FETCH_OBJ_R                                      ~4      !0, 'a'
          6        SEND_VAL                                                 ~4
          7        DO_ICALL                                                 
          8      > RETURN                                                   1

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

End of function __construct

End of class A.

Class B:
Function __construct:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/vHGKs
function name:  __construct
number of ops:  4
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   12     0  E >   RECV                                             !0      
   13     1        ASSIGN_OBJ                                               'a'
          2        OP_DATA                                                  !0
   14     3      > RETURN                                                   null

End of function __construct

End of class B.

Generated using Vulcan Logic Dumper, using php 8.0.0


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