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<?php $o = (object) array('x' => null); var_dump(isset($o->x)); var_dump(property_exists($o, 'x'));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/NeqGl
function name:  (null)
number of ops:  14
compiled vars:  !0 = $o
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   CAST                                          8  ~1      <array>
          1        ASSIGN                                                   !0, ~1
    4     2        INIT_FCALL                                               'var_dump'
          3        ISSET_ISEMPTY_PROP_OBJ                           ~3      !0, 'x'
          4        SEND_VAL                                                 ~3
          5        DO_ICALL                                                 
    5     6        INIT_FCALL                                               'var_dump'
          7        INIT_FCALL                                               'property_exists'
          8        SEND_VAR                                                 !0
          9        SEND_VAL                                                 'x'
         10        DO_ICALL                                         $5      
         11        SEND_VAR                                                 $5
         12        DO_ICALL                                                 
         13      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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