3v4l.org

run code in 300+ PHP versions simultaneously
<?php final readonly class A { public array $arr; public function __construct() { $this->arr = []; } }; $a = new A;$a->arr[] = 1;var_dump($a->arr);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/bJjFa
function name:  (null)
number of ops:  11
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   NEW                                              $1      'A'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
          3        FETCH_OBJ_W                                      $4      !0, 'arr'
          4        ASSIGN_DIM                                               $4
          5        OP_DATA                                                  1
          6        INIT_FCALL                                               'var_dump'
          7        FETCH_OBJ_R                                      ~6      !0, 'arr'
          8        SEND_VAL                                                 ~6
          9        DO_ICALL                                                 
         10      > RETURN                                                   1

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

End of function __construct

End of class A.

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
142.49 ms | 1004 KiB | 14 Q