3v4l.org

run code in 500+ PHP versions simultaneously
<?php class SystemInfo { function __get($name) { if ($name == 'info') { return [ 'foo' => 'bar', ]; } } } $module = (object) [ 'name' => 'foo', 'info' => [ 'foo' => 'bar', ] ]; print_r([$module->name, $module->info, $module->info['foo']]); $module = new SystemInfo(); $module->name = 'foo'; print_r([$module->name, $module->info, $module->info['foo']]);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ZjBkH
function name:  (null)
number of ops:  28
compiled vars:  !0 = $module
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   14     0  E >   CAST                                              8  ~1      <array>
   13     1        ASSIGN                                                       !0, ~1
   20     2        INIT_FCALL                                                   'print_r'
          3        FETCH_OBJ_R                                          ~3      !0, 'name'
          4        INIT_ARRAY                                           ~4      ~3
          5        FETCH_OBJ_R                                          ~5      !0, 'info'
          6        ADD_ARRAY_ELEMENT                                    ~4      ~5
          7        FETCH_OBJ_R                                          ~6      !0, 'info'
          8        FETCH_DIM_R                                          ~7      ~6, 'foo'
          9        ADD_ARRAY_ELEMENT                                    ~4      ~7
         10        SEND_VAL                                                     ~4
         11        DO_ICALL                                                     
   22    12        NEW                                                  $9      'SystemInfo'
         13        DO_FCALL                                          0          
         14        ASSIGN                                                       !0, $9
   23    15        ASSIGN_OBJ                                                   !0, 'name'
         16        OP_DATA                                                      'foo'
   25    17        INIT_FCALL                                                   'print_r'
         18        FETCH_OBJ_R                                          ~13     !0, 'name'
         19        INIT_ARRAY                                           ~14     ~13
         20        FETCH_OBJ_R                                          ~15     !0, 'info'
         21        ADD_ARRAY_ELEMENT                                    ~14     ~15
         22        FETCH_OBJ_R                                          ~16     !0, 'info'
         23        FETCH_DIM_R                                          ~17     ~16, 'foo'
         24        ADD_ARRAY_ELEMENT                                    ~14     ~17
         25        SEND_VAL                                                     ~14
         26        DO_ICALL                                                     
         27      > RETURN                                                       1

Class SystemInfo:
Function __get:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 3, Position 2 = 4
Branch analysis from position: 3
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 4
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ZjBkH
function name:  __get
number of ops:  5
compiled vars:  !0 = $name
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    4     0  E >   RECV                                                 !0      
    5     1        IS_EQUAL                                                     !0, 'info'
          2      > JMPZ                                                         ~1, ->4
    7     3    > > RETURN                                                       <array>
   10     4    > > RETURN                                                       null

End of function __get

End of class SystemInfo.

Generated using Vulcan Logic Dumper, using php 8.5.0


preferences:
155.31 ms | 3150 KiB | 14 Q