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<?php $foo1 = new SimpleXMLElement('<?xml version="1.0" encoding="UTF-8"?><root />'); $foo1->addChild("x", htmlspecialchars("<test />")); $foo2 = new SimpleXMLElement('<?xml version="1.0" encoding="UTF-8"?><root><x /></root>'); $foo2->x = htmlspecialchars("<test />"); var_dump($foo1->x); var_dump($foo2->x); var_dump($foo1->asXML() === $foo2->asXML());
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/vv8CB
function name:  (null)
number of ops:  37
compiled vars:  !0 = $foo1, !1 = $foo2
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   NEW                                                  $2      'SimpleXMLElement'
          1        SEND_VAL_EX                                                  '%3C%3Fxml+version%3D%221.0%22+encoding%3D%22UTF-8%22%3F%3E%3Croot+%2F%3E'
          2        DO_FCALL                                          0          
          3        ASSIGN                                                       !0, $2
    4     4        INIT_METHOD_CALL                                             !0, 'addChild'
          5        SEND_VAL_EX                                                  'x'
          6        INIT_FCALL                                                   'htmlspecialchars'
          7        SEND_VAL                                                     '%3Ctest+%2F%3E'
          8        DO_ICALL                                             $5      
          9        SEND_VAR_NO_REF_EX                                           $5
         10        DO_FCALL                                          0          
    6    11        NEW                                                  $7      'SimpleXMLElement'
         12        SEND_VAL_EX                                                  '%3C%3Fxml+version%3D%221.0%22+encoding%3D%22UTF-8%22%3F%3E%3Croot%3E%3Cx+%2F%3E%3C%2Froot%3E'
         13        DO_FCALL                                          0          
         14        ASSIGN                                                       !1, $7
    7    15        INIT_FCALL                                                   'htmlspecialchars'
         16        SEND_VAL                                                     '%3Ctest+%2F%3E'
         17        DO_ICALL                                             $11     
         18        ASSIGN_OBJ                                                   !1, 'x'
         19        OP_DATA                                                      $11
    9    20        INIT_FCALL                                                   'var_dump'
         21        FETCH_OBJ_R                                          ~12     !0, 'x'
         22        SEND_VAL                                                     ~12
         23        DO_ICALL                                                     
   10    24        INIT_FCALL                                                   'var_dump'
         25        FETCH_OBJ_R                                          ~14     !1, 'x'
         26        SEND_VAL                                                     ~14
         27        DO_ICALL                                                     
   11    28        INIT_FCALL                                                   'var_dump'
         29        INIT_METHOD_CALL                                             !0, 'asXML'
         30        DO_FCALL                                          0  $16     
         31        INIT_METHOD_CALL                                             !1, 'asXML'
         32        DO_FCALL                                          0  $17     
         33        IS_IDENTICAL                                         ~18     $16, $17
         34        SEND_VAL                                                     ~18
         35        DO_ICALL                                                     
         36      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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