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<?php class Foo { public $neon = null; } $foo = new Foo(); $rezult = isset($foo->neon); var_dump( $result );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/bCZ3T
function name:  (null)
number of ops:  9
compiled vars:  !0 = $foo, !1 = $rezult, !2 = $result
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   NEW                                              $3      'Foo'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $3
    6     3        ISSET_ISEMPTY_PROP_OBJ                           ~6      !0, 'neon'
          4        ASSIGN                                                   !1, ~6
    7     5        INIT_FCALL                                               'var_dump'
          6        SEND_VAR                                                 !2
          7        DO_ICALL                                                 
          8      > RETURN                                                   1

Class Foo: [no user functions]

Generated using Vulcan Logic Dumper, using php 8.0.0


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