3v4l.org

run code in 300+ PHP versions simultaneously
<?php trait ProtectedTestTrait { protected $test; } class ProtectedTestBase { use ProtectedTestTrait; } class ProtectedTestChild { public function execute() { return property_exists($this, 'test'); } } $protectedChild = new ProtectedTestChild(); echo $protectedChild->execute() ? 'ja' : 'nee';
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 7, Position 2 = 9
Branch analysis from position: 7
1 jumps found. (Code = 42) Position 1 = 10
Branch analysis from position: 10
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/MC4jF
function name:  (null)
number of ops:  12
compiled vars:  !0 = $protectedChild
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   DECLARE_CLASS                                            'protectedtestbase'
   18     1        NEW                                              $1      'ProtectedTestChild'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $1
   19     4        INIT_METHOD_CALL                                         !0, 'execute'
          5        DO_FCALL                                      0  $4      
          6      > JMPZ                                                     $4, ->9
          7    >   QM_ASSIGN                                        ~5      'ja'
          8      > JMP                                                      ->10
          9    >   QM_ASSIGN                                        ~5      'nee'
         10    >   ECHO                                                     ~5
         11      > RETURN                                                   1

Class ProtectedTestTrait: [no user functions]
Class ProtectedTestBase: [no user functions]
Class ProtectedTestChild:
Function execute:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/MC4jF
function name:  execute
number of ops:  7
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   14     0  E >   INIT_FCALL                                               'property_exists'
          1        FETCH_THIS                                       ~0      
          2        SEND_VAL                                                 ~0
          3        SEND_VAL                                                 'test'
          4        DO_ICALL                                         $1      
          5      > RETURN                                                   $1
   15     6*     > RETURN                                                   null

End of function execute

End of class ProtectedTestChild.

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
158.59 ms | 1395 KiB | 15 Q