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<?php $xml=simplexml_load_string(<<<XML <people> <person> </person> <person id="17"> <test>John</test> </person> <person> </person> </people> XML ); $nodes=$xml->xpath('//person[@id=17]'); foreach($nodes as &$node) { $node->test="Bill"; } echo print_R($xml);
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 125) Position 1 = 9, Position 2 = 13
Branch analysis from position: 9
2 jumps found. (Code = 126) Position 1 = 10, Position 2 = 13
Branch analysis from position: 10
1 jumps found. (Code = 42) Position 1 = 9
Branch analysis from position: 9
Branch analysis from position: 13
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 13
filename:       /in/0mFqi
function name:  (null)
number of ops:  19
compiled vars:  !0 = $xml, !1 = $nodes, !2 = $node
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'simplexml_load_string'
    3     1        SEND_VAL                                                 '%3Cpeople%3E%0A++++%3Cperson%3E%0A++++%3C%2Fperson%3E%0A++++%3Cperson+id%3D%2217%22%3E%0A++++++++%3Ctest%3EJohn%3C%2Ftest%3E%0A++++%3C%2Fperson%3E%0A++++%3Cperson%3E%0A++++%3C%2Fperson%3E%0A%3C%2Fpeople%3E'
          2        DO_ICALL                                         $3      
    2     3        ASSIGN                                                   !0, $3
   14     4        INIT_METHOD_CALL                                         !0, 'xpath'
          5        SEND_VAL_EX                                              '%2F%2Fperson%5B%40id%3D17%5D'
          6        DO_FCALL                                      0  $5      
          7        ASSIGN                                                   !1, $5
   15     8      > FE_RESET_RW                                      $7      !1, ->13
          9    > > FE_FETCH_RW                                              $7, !2, ->13
   17    10    >   ASSIGN_OBJ                                               !2, 'test'
         11        OP_DATA                                                  'Bill'
   15    12      > JMP                                                      ->9
         13    >   FE_FREE                                                  $7
   19    14        INIT_FCALL                                               'print_r'
         15        SEND_VAR                                                 !0
         16        DO_ICALL                                         $9      
         17        ECHO                                                     $9
         18      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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