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<?php $obj = new stdClass(); $obj->foo = "foo"; $obj->bar = "bar"; $obj->baz = "baz"; print_r(class_implements(stdClass::class));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/B3jlq
function name:  (null)
number of ops:  16
compiled vars:  !0 = $obj
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $1      'stdClass'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
    5     3        ASSIGN_OBJ                                               !0, 'foo'
          4        OP_DATA                                                  'foo'
    6     5        ASSIGN_OBJ                                               !0, 'bar'
          6        OP_DATA                                                  'bar'
    7     7        ASSIGN_OBJ                                               !0, 'baz'
          8        OP_DATA                                                  'baz'
    9     9        INIT_FCALL                                               'print_r'
         10        INIT_FCALL                                               'class_implements'
         11        SEND_VAL                                                 'stdClass'
         12        DO_ICALL                                         $7      
         13        SEND_VAR                                                 $7
         14        DO_ICALL                                                 
         15      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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