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<?php $xml = <<<EOT <?xml version="1.0" ?> <Y><X>6098881</X></Y> EOT; $sxml = new SimpleXMLElement($xml); foreach ($sxml->children() as $xmlKey => $xmlNode) { var_dump( empty($xmlNode), (string) $xmlNode, $xmlNode->asxml() ); } $xmlNode = new SimpleXMLElement('<X>501936634a721</X>'); var_dump( empty($xmlNode), (string) $xmlNode, $xmlNode->asxml() );
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 8, Position 2 = 20
Branch analysis from position: 8
2 jumps found. (Code = 78) Position 1 = 9, Position 2 = 20
Branch analysis from position: 9
1 jumps found. (Code = 42) Position 1 = 8
Branch analysis from position: 8
Branch analysis from position: 20
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 20
filename:       /in/7puS7
function name:  (null)
number of ops:  35
compiled vars:  !0 = $xml, !1 = $sxml, !2 = $xmlNode, !3 = $xmlKey
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '%3C%3Fxml+version%3D%221.0%22+%3F%3E%0A%3CY%3E%3CX%3E6098881%3C%2FX%3E%3C%2FY%3E'
    7     1        NEW                                              $5      'SimpleXMLElement'
          2        SEND_VAR_EX                                              !0
          3        DO_FCALL                                      0          
          4        ASSIGN                                                   !1, $5
    9     5        INIT_METHOD_CALL                                         !1, 'children'
          6        DO_FCALL                                      0  $8      
          7      > FE_RESET_R                                       $9      $8, ->20
          8    > > FE_FETCH_R                                       ~10     $9, !2, ->20
          9    >   ASSIGN                                                   !3, ~10
   10    10        INIT_FCALL                                               'var_dump'
   11    11        ISSET_ISEMPTY_CV                                 ~12     !2
         12        SEND_VAL                                                 ~12
         13        CAST                                          6  ~13     !2
         14        SEND_VAL                                                 ~13
         15        INIT_METHOD_CALL                                         !2, 'asxml'
         16        DO_FCALL                                      0  $14     
         17        SEND_VAR                                                 $14
         18        DO_ICALL                                                 
    9    19      > JMP                                                      ->8
         20    >   FE_FREE                                                  $9
   15    21        NEW                                              $16     'SimpleXMLElement'
         22        SEND_VAL_EX                                              '%3CX%3E501936634a721%3C%2FX%3E'
         23        DO_FCALL                                      0          
         24        ASSIGN                                                   !2, $16
   16    25        INIT_FCALL                                               'var_dump'
   17    26        ISSET_ISEMPTY_CV                                 ~19     !2
         27        SEND_VAL                                                 ~19
         28        CAST                                          6  ~20     !2
         29        SEND_VAL                                                 ~20
         30        INIT_METHOD_CALL                                         !2, 'asxml'
         31        DO_FCALL                                      0  $21     
         32        SEND_VAR                                                 $21
         33        DO_ICALL                                                 
   18    34      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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