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<?php $t = (object)[]; var_dump($t instanceof stdClass); var_dump(!($t instanceof stdClass)); var_dump(!$t instanceof stdClass); var_dump((!$t) instanceof stdClass);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/3XvXX
function name:  (null)
number of ops:  22
compiled vars:  !0 = $t
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   CAST                                          8  ~1      <array>
          1        ASSIGN                                                   !0, ~1
    5     2        INIT_FCALL                                               'var_dump'
          3        INSTANCEOF                                       ~3      !0, 'stdClass'
          4        SEND_VAL                                                 ~3
          5        DO_ICALL                                                 
    6     6        INIT_FCALL                                               'var_dump'
          7        INSTANCEOF                                       ~5      !0, 'stdClass'
          8        BOOL_NOT                                         ~6      ~5
          9        SEND_VAL                                                 ~6
         10        DO_ICALL                                                 
    7    11        INIT_FCALL                                               'var_dump'
         12        INSTANCEOF                                       ~8      !0, 'stdClass'
         13        BOOL_NOT                                         ~9      ~8
         14        SEND_VAL                                                 ~9
         15        DO_ICALL                                                 
    8    16        INIT_FCALL                                               'var_dump'
         17        BOOL_NOT                                         ~11     !0
         18        INSTANCEOF                                       ~12     ~11, 'stdClass'
         19        SEND_VAL                                                 ~12
         20        DO_ICALL                                                 
         21      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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