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<?php echo phpversion(); // PHP 5.4.45 error_reporting(-1); $dom = new DOMDocument; $s1 = $dom->createElement('script'); $s2 = $dom->createElement('script'); $s1->appendChild($s2); $dom->appendChild($s1); $html = $dom->saveXML(); $dom = new DOMDocument; $dom->loadXML($html); echo $dom->saveXML();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/qCnpB
function name:  (null)
number of ops:  36
compiled vars:  !0 = $dom, !1 = $s1, !2 = $s2, !3 = $html
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'phpversion'
          1        DO_ICALL                                         $4      
          2        ECHO                                                     $4
    5     3        INIT_FCALL                                               'error_reporting'
          4        SEND_VAL                                                 -1
          5        DO_ICALL                                                 
    7     6        NEW                                              $6      'DOMDocument'
          7        DO_FCALL                                      0          
          8        ASSIGN                                                   !0, $6
    8     9        INIT_METHOD_CALL                                         !0, 'createElement'
         10        SEND_VAL_EX                                              'script'
         11        DO_FCALL                                      0  $9      
         12        ASSIGN                                                   !1, $9
    9    13        INIT_METHOD_CALL                                         !0, 'createElement'
         14        SEND_VAL_EX                                              'script'
         15        DO_FCALL                                      0  $11     
         16        ASSIGN                                                   !2, $11
   10    17        INIT_METHOD_CALL                                         !1, 'appendChild'
         18        SEND_VAR_EX                                              !2
         19        DO_FCALL                                      0          
   11    20        INIT_METHOD_CALL                                         !0, 'appendChild'
         21        SEND_VAR_EX                                              !1
         22        DO_FCALL                                      0          
   13    23        INIT_METHOD_CALL                                         !0, 'saveXML'
         24        DO_FCALL                                      0  $15     
         25        ASSIGN                                                   !3, $15
   15    26        NEW                                              $17     'DOMDocument'
         27        DO_FCALL                                      0          
         28        ASSIGN                                                   !0, $17
   16    29        INIT_METHOD_CALL                                         !0, 'loadXML'
         30        SEND_VAR_EX                                              !3
         31        DO_FCALL                                      0          
   18    32        INIT_METHOD_CALL                                         !0, 'saveXML'
         33        DO_FCALL                                      0  $21     
         34        ECHO                                                     $21
         35      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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