3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare (strict_types = 1); $doc = new \DOMDocument('1.0'); $doc->loadXML('<foo><bar>baz</bar></foo>'); $xpath = new \DOMXPath($doc); $node = $xpath->query('/foo')->item(0)->cloneNode(true);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Gp8E4
function name:  (null)
number of ops:  22
compiled vars:  !0 = $doc, !1 = $xpath, !2 = $node
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   NEW                                              $3      'DOMDocument'
          1        SEND_VAL_EX                                              '1.0'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $3
    6     4        INIT_METHOD_CALL                                         !0, 'loadXML'
          5        SEND_VAL_EX                                              '%3Cfoo%3E%3Cbar%3Ebaz%3C%2Fbar%3E%3C%2Ffoo%3E'
          6        DO_FCALL                                      0          
    8     7        NEW                                              $7      'DOMXPath'
          8        SEND_VAR_EX                                              !0
          9        DO_FCALL                                      0          
         10        ASSIGN                                                   !1, $7
   10    11        INIT_METHOD_CALL                                         !1, 'query'
         12        SEND_VAL_EX                                              '%2Ffoo'
         13        DO_FCALL                                      0  $10     
         14        INIT_METHOD_CALL                                         $10, 'item'
         15        SEND_VAL_EX                                              0
         16        DO_FCALL                                      0  $11     
         17        INIT_METHOD_CALL                                         $11, 'cloneNode'
         18        SEND_VAL_EX                                              <true>
         19        DO_FCALL                                      0  $12     
         20        ASSIGN                                                   !2, $12
         21      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
158.17 ms | 1393 KiB | 13 Q