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<?php class A { public B $c; } $class = new ReflectionClass(A::class); $defaults = $class->getDefaultProperties(); var_dump($defaults); var_dump(array_key_exists('c', $defaults));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/5eI7p
function name:  (null)
number of ops:  15
compiled vars:  !0 = $class, !1 = $defaults
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   NEW                                              $2      'ReflectionClass'
          1        SEND_VAL_EX                                              'A'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $2
    9     4        INIT_METHOD_CALL                                         !0, 'getDefaultProperties'
          5        DO_FCALL                                      0  $5      
          6        ASSIGN                                                   !1, $5
   11     7        INIT_FCALL                                               'var_dump'
          8        SEND_VAR                                                 !1
          9        DO_ICALL                                                 
   12    10        INIT_FCALL                                               'var_dump'
         11        ARRAY_KEY_EXISTS                                 ~8      'c', !1
         12        SEND_VAL                                                 ~8
         13        DO_ICALL                                                 
         14      > RETURN                                                   1

Class A: [no user functions]

Generated using Vulcan Logic Dumper, using php 8.0.0


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