3v4l.org

run code in 300+ PHP versions simultaneously
<?php $doc = new DOMDocument('1.0'); $root = $doc->appendChild($doc->createElement('html')); $head = $root->appendChild($doc->createElement('head')); $title = $head->appendChild($doc->createElement('title')); $title->appendChild($doc->createTextNode('This is the title')); $body = $root->appendChild($doc->createElement('body')); echo $doc->saveHTML(); ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/SMQXk
function name:  (null)
number of ops:  42
compiled vars:  !0 = $doc, !1 = $root, !2 = $head, !3 = $title, !4 = $body
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $5      'DOMDocument'
          1        SEND_VAL_EX                                              '1.0'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $5
    5     4        INIT_METHOD_CALL                                         !0, 'appendChild'
          5        INIT_METHOD_CALL                                         !0, 'createElement'
          6        SEND_VAL_EX                                              'html'
          7        DO_FCALL                                      0  $8      
          8        SEND_VAR_NO_REF_EX                                       $8
          9        DO_FCALL                                      0  $9      
         10        ASSIGN                                                   !1, $9
    6    11        INIT_METHOD_CALL                                         !1, 'appendChild'
         12        INIT_METHOD_CALL                                         !0, 'createElement'
         13        SEND_VAL_EX                                              'head'
         14        DO_FCALL                                      0  $11     
         15        SEND_VAR_NO_REF_EX                                       $11
         16        DO_FCALL                                      0  $12     
         17        ASSIGN                                                   !2, $12
    7    18        INIT_METHOD_CALL                                         !2, 'appendChild'
         19        INIT_METHOD_CALL                                         !0, 'createElement'
         20        SEND_VAL_EX                                              'title'
         21        DO_FCALL                                      0  $14     
         22        SEND_VAR_NO_REF_EX                                       $14
         23        DO_FCALL                                      0  $15     
         24        ASSIGN                                                   !3, $15
    8    25        INIT_METHOD_CALL                                         !3, 'appendChild'
         26        INIT_METHOD_CALL                                         !0, 'createTextNode'
         27        SEND_VAL_EX                                              'This+is+the+title'
         28        DO_FCALL                                      0  $17     
         29        SEND_VAR_NO_REF_EX                                       $17
         30        DO_FCALL                                      0          
    9    31        INIT_METHOD_CALL                                         !1, 'appendChild'
         32        INIT_METHOD_CALL                                         !0, 'createElement'
         33        SEND_VAL_EX                                              'body'
         34        DO_FCALL                                      0  $19     
         35        SEND_VAR_NO_REF_EX                                       $19
         36        DO_FCALL                                      0  $20     
         37        ASSIGN                                                   !4, $20
   11    38        INIT_METHOD_CALL                                         !0, 'saveHTML'
         39        DO_FCALL                                      0  $22     
         40        ECHO                                                     $22
   13    41      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
156.02 ms | 1395 KiB | 13 Q