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<?php $doc = new DOMDocument; $doc->formatOutput = true; $node = $doc->createElement("root"); $ele = $doc->createElement("first-ele", 'ele1'); $node->appendChild($ele); $ele2 = $doc->createElement("sec-ele", 'ele2'); $node->appendChild($ele2); $doc->appendChild($node); $data_string = $doc->saveXML(); echo $data_string = $doc->saveXML(), PHP_EOL; $new_doc = new DOMDocument; $new_doc->loadXML($data_string); $new_doc->formatOutput = true; $root = $new_doc->getElementsByTagName('root')->item(0); $new_element = $new_doc->createElement('third-ele', 'third'); $root->appendChild($new_element); echo $new_doc->saveXML();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/PFk10
function name:  (null)
number of ops:  63
compiled vars:  !0 = $doc, !1 = $node, !2 = $ele, !3 = $ele2, !4 = $data_string, !5 = $new_doc, !6 = $root, !7 = $new_element
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $8      'DOMDocument'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $8
    4     3        ASSIGN_OBJ                                               !0, 'formatOutput'
          4        OP_DATA                                                  <true>
    5     5        INIT_METHOD_CALL                                         !0, 'createElement'
          6        SEND_VAL_EX                                              'root'
          7        DO_FCALL                                      0  $12     
          8        ASSIGN                                                   !1, $12
    6     9        INIT_METHOD_CALL                                         !0, 'createElement'
         10        SEND_VAL_EX                                              'first-ele'
         11        SEND_VAL_EX                                              'ele1'
         12        DO_FCALL                                      0  $14     
         13        ASSIGN                                                   !2, $14
    7    14        INIT_METHOD_CALL                                         !1, 'appendChild'
         15        SEND_VAR_EX                                              !2
         16        DO_FCALL                                      0          
    8    17        INIT_METHOD_CALL                                         !0, 'createElement'
         18        SEND_VAL_EX                                              'sec-ele'
         19        SEND_VAL_EX                                              'ele2'
         20        DO_FCALL                                      0  $17     
         21        ASSIGN                                                   !3, $17
    9    22        INIT_METHOD_CALL                                         !1, 'appendChild'
         23        SEND_VAR_EX                                              !3
         24        DO_FCALL                                      0          
   10    25        INIT_METHOD_CALL                                         !0, 'appendChild'
         26        SEND_VAR_EX                                              !1
         27        DO_FCALL                                      0          
   11    28        INIT_METHOD_CALL                                         !0, 'saveXML'
         29        DO_FCALL                                      0  $21     
         30        ASSIGN                                                   !4, $21
   13    31        INIT_METHOD_CALL                                         !0, 'saveXML'
         32        DO_FCALL                                      0  $23     
         33        ASSIGN                                           ~24     !4, $23
         34        ECHO                                                     ~24
         35        ECHO                                                     '%0A'
   15    36        NEW                                              $25     'DOMDocument'
         37        DO_FCALL                                      0          
         38        ASSIGN                                                   !5, $25
   16    39        INIT_METHOD_CALL                                         !5, 'loadXML'
         40        SEND_VAR_EX                                              !4
         41        DO_FCALL                                      0          
   17    42        ASSIGN_OBJ                                               !5, 'formatOutput'
         43        OP_DATA                                                  <true>
   18    44        INIT_METHOD_CALL                                         !5, 'getElementsByTagName'
         45        SEND_VAL_EX                                              'root'
         46        DO_FCALL                                      0  $30     
         47        INIT_METHOD_CALL                                         $30, 'item'
         48        SEND_VAL_EX                                              0
         49        DO_FCALL                                      0  $31     
         50        ASSIGN                                                   !6, $31
   19    51        INIT_METHOD_CALL                                         !5, 'createElement'
         52        SEND_VAL_EX                                              'third-ele'
         53        SEND_VAL_EX                                              'third'
         54        DO_FCALL                                      0  $33     
         55        ASSIGN                                                   !7, $33
   20    56        INIT_METHOD_CALL                                         !6, 'appendChild'
         57        SEND_VAR_EX                                              !7
         58        DO_FCALL                                      0          
   21    59        INIT_METHOD_CALL                                         !5, 'saveXML'
         60        DO_FCALL                                      0  $36     
         61        ECHO                                                     $36
         62      > RETURN                                                   1

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