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<?php $dom = new \DOMDocument('1.0', 'UTF-8'); $root = $dom->importNode($dom->createElement('root')); $dom->appendChild($root); // expected to be TRUE, actually FALSE var_dump($root === $dom->documentElement);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/djVX4
function name:  (null)
number of ops:  21
compiled vars:  !0 = $dom, !1 = $root
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $2      'DOMDocument'
          1        SEND_VAL_EX                                              '1.0'
          2        SEND_VAL_EX                                              'UTF-8'
          3        DO_FCALL                                      0          
          4        ASSIGN                                                   !0, $2
    4     5        INIT_METHOD_CALL                                         !0, 'importNode'
          6        INIT_METHOD_CALL                                         !0, 'createElement'
          7        SEND_VAL_EX                                              'root'
          8        DO_FCALL                                      0  $5      
          9        SEND_VAR_NO_REF_EX                                       $5
         10        DO_FCALL                                      0  $6      
         11        ASSIGN                                                   !1, $6
    5    12        INIT_METHOD_CALL                                         !0, 'appendChild'
         13        SEND_VAR_EX                                              !1
         14        DO_FCALL                                      0          
    8    15        INIT_FCALL                                               'var_dump'
         16        FETCH_OBJ_R                                      ~9      !0, 'documentElement'
         17        IS_IDENTICAL                                     ~10     !1, ~9
         18        SEND_VAL                                                 ~10
         19        DO_ICALL                                                 
         20      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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