3v4l.org

run code in 300+ PHP versions simultaneously
<?php $root = new DOMDocument(); $root->loadXML('<root/>'); $body = new DOMDocument(); $body->loadXML('<body/>'); foreach ($body->childNodes as $child) { $root->documentElement->appendChild( $root->importNode($child, TRUE) ); } echo $root->saveXML();
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 14, Position 2 = 24
Branch analysis from position: 14
2 jumps found. (Code = 78) Position 1 = 15, Position 2 = 24
Branch analysis from position: 15
1 jumps found. (Code = 42) Position 1 = 14
Branch analysis from position: 14
Branch analysis from position: 24
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 24
filename:       /in/sSDRI
function name:  (null)
number of ops:  29
compiled vars:  !0 = $root, !1 = $body, !2 = $child
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $3      'DOMDocument'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $3
    4     3        INIT_METHOD_CALL                                         !0, 'loadXML'
          4        SEND_VAL_EX                                              '%3Croot%2F%3E'
          5        DO_FCALL                                      0          
    6     6        NEW                                              $7      'DOMDocument'
          7        DO_FCALL                                      0          
          8        ASSIGN                                                   !1, $7
    7     9        INIT_METHOD_CALL                                         !1, 'loadXML'
         10        SEND_VAL_EX                                              '%3Cbody%2F%3E'
         11        DO_FCALL                                      0          
    9    12        FETCH_OBJ_R                                      ~11     !1, 'childNodes'
         13      > FE_RESET_R                                       $12     ~11, ->24
         14    > > FE_FETCH_R                                               $12, !2, ->24
   10    15    >   FETCH_OBJ_R                                      ~13     !0, 'documentElement'
         16        INIT_METHOD_CALL                                         ~13, 'appendChild'
   11    17        INIT_METHOD_CALL                                         !0, 'importNode'
         18        SEND_VAR_EX                                              !2
         19        SEND_VAL_EX                                              <true>
         20        DO_FCALL                                      0  $14     
         21        SEND_VAR_NO_REF_EX                                       $14
   10    22        DO_FCALL                                      0          
    9    23      > JMP                                                      ->14
         24    >   FE_FREE                                                  $12
   15    25        INIT_METHOD_CALL                                         !0, 'saveXML'
         26        DO_FCALL                                      0  $16     
         27        ECHO                                                     $16
         28      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
283.37 ms | 1008 KiB | 13 Q