3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class A { public function __construct() { echo '__CLASS__: ', __CLASS__, "\n"; echo 'get_class(): ', get_class(), "\n"; echo 'get_class($this): ', get_class($this), "\n"; } } class B extends A { public function __construct() { parent::__construct(); } } new A();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/JE0cl
function name:  (null)
number of ops:  4
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   14     0  E >   NEW                                              $0      'A'
          1        DO_FCALL                                      0          
          2        FREE                                                     $0
          3      > RETURN                                                   1

Class A:
Function __construct:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/JE0cl
function name:  __construct
number of ops:  13
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   ECHO                                                     '__CLASS__%3A+'
          1        ECHO                                                     'A'
          2        ECHO                                                     '%0A'
    5     3        ECHO                                                     'get_class%28%29%3A+'
          4        GET_CLASS                                        ~0      
          5        ECHO                                                     ~0
          6        ECHO                                                     '%0A'
    6     7        ECHO                                                     'get_class%28%24this%29%3A+'
          8        FETCH_THIS                                       ~1      
          9        GET_CLASS                                        ~2      ~1
         10        ECHO                                                     ~2
         11        ECHO                                                     '%0A'
    7    12      > 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/JE0cl
function name:  __construct
number of ops:  3
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   11     0  E >   INIT_STATIC_METHOD_CALL                                  
          1        DO_FCALL                                      0          
   12     2      > RETURN                                                   null

End of function __construct

End of class B.

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
152.28 ms | 1394 KiB | 13 Q