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<?php $a = new stdClass; $b = true; var_dump(!$a instanceof stdClass, !($a instanceof stdClass), !$a instanceof stdClass === !($a instanceof stdClass)); var_dump(!$b instanceof stdClass === !($b instanceof stdClass));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/tKjHK
function name:  (null)
number of ops:  27
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $2      'stdClass'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $2
    4     3        ASSIGN                                                   !1, <true>
    6     4        INIT_FCALL                                               'var_dump'
          5        INSTANCEOF                                       ~6      !0, 'stdClass'
          6        BOOL_NOT                                         ~7      ~6
          7        SEND_VAL                                                 ~7
          8        INSTANCEOF                                       ~8      !0, 'stdClass'
          9        BOOL_NOT                                         ~9      ~8
         10        SEND_VAL                                                 ~9
         11        INSTANCEOF                                       ~10     !0, 'stdClass'
         12        BOOL_NOT                                         ~11     ~10
         13        INSTANCEOF                                       ~12     !0, 'stdClass'
         14        BOOL_NOT                                         ~13     ~12
         15        IS_IDENTICAL                                     ~14     ~11, ~13
         16        SEND_VAL                                                 ~14
         17        DO_ICALL                                                 
    7    18        INIT_FCALL                                               'var_dump'
         19        INSTANCEOF                                       ~16     !1, 'stdClass'
         20        BOOL_NOT                                         ~17     ~16
         21        INSTANCEOF                                       ~18     !1, 'stdClass'
         22        BOOL_NOT                                         ~19     ~18
         23        IS_IDENTICAL                                     ~20     ~17, ~19
         24        SEND_VAL                                                 ~20
         25        DO_ICALL                                                 
         26      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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