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<?php $obj = (object)array('123' => '456'); $obj->a = 1; print_r($obj); echo $obj->{'123'},"\n"; echo $obj->{123},"\n"; if (isset($obj->a)) { echo 'a is set';} if (isset($obj->{'123'})) { echo '123 is set';}
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 15, Position 2 = 16
Branch analysis from position: 15
2 jumps found. (Code = 43) Position 1 = 18, Position 2 = 19
Branch analysis from position: 18
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 19
Branch analysis from position: 16
filename:       /in/3m8Fa
function name:  (null)
number of ops:  20
compiled vars:  !0 = $obj
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   CAST                                          8  ~1      <array>
          1        ASSIGN                                                   !0, ~1
    4     2        ASSIGN_OBJ                                               !0, 'a'
          3        OP_DATA                                                  1
    5     4        INIT_FCALL                                               'print_r'
          5        SEND_VAR                                                 !0
          6        DO_ICALL                                                 
    6     7        FETCH_OBJ_R                                      ~5      !0, '123'
          8        ECHO                                                     ~5
          9        ECHO                                                     '%0A'
    7    10        FETCH_OBJ_R                                      ~6      !0, '123'
         11        ECHO                                                     ~6
         12        ECHO                                                     '%0A'
    8    13        ISSET_ISEMPTY_PROP_OBJ                                   !0, 'a'
         14      > JMPZ                                                     ~7, ->16
         15    >   ECHO                                                     'a+is+set'
    9    16    >   ISSET_ISEMPTY_PROP_OBJ                                   !0, '123'
         17      > JMPZ                                                     ~8, ->19
         18    >   ECHO                                                     '123+is+set'
         19    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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