3v4l.org

run code in 300+ PHP versions simultaneously
<?php $html = 'HTML String <h3>whatever</h3>'; $dom = new DOMDocument; $dom->loadHTML($html); $xpath = new DOMXPath($dom); foreach ($xpath->query('//h3') as $h3) { $h3->firstChild->nodeValue = ucfirst($h3->firstChild->nodeValue); } echo $dom->saveHTML();
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 15, Position 2 = 25
Branch analysis from position: 15
2 jumps found. (Code = 78) Position 1 = 16, Position 2 = 25
Branch analysis from position: 16
1 jumps found. (Code = 42) Position 1 = 15
Branch analysis from position: 15
Branch analysis from position: 25
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 25
filename:       /in/2Jo8V
function name:  (null)
number of ops:  30
compiled vars:  !0 = $html, !1 = $dom, !2 = $xpath, !3 = $h3
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'HTML+String+%3Ch3%3Ewhatever%3C%2Fh3%3E'
    4     1        NEW                                              $5      'DOMDocument'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !1, $5
    5     4        INIT_METHOD_CALL                                         !1, 'loadHTML'
          5        SEND_VAR_EX                                              !0
          6        DO_FCALL                                      0          
    6     7        NEW                                              $9      'DOMXPath'
          8        SEND_VAR_EX                                              !1
          9        DO_FCALL                                      0          
         10        ASSIGN                                                   !2, $9
    7    11        INIT_METHOD_CALL                                         !2, 'query'
         12        SEND_VAL_EX                                              '%2F%2Fh3'
         13        DO_FCALL                                      0  $12     
         14      > FE_RESET_R                                       $13     $12, ->25
         15    > > FE_FETCH_R                                               $13, !3, ->25
    8    16    >   INIT_FCALL                                               'ucfirst'
         17        FETCH_OBJ_R                                      ~16     !3, 'firstChild'
         18        FETCH_OBJ_R                                      ~17     ~16, 'nodeValue'
         19        SEND_VAL                                                 ~17
         20        DO_ICALL                                         $18     
         21        FETCH_OBJ_W                                      $14     !3, 'firstChild'
         22        ASSIGN_OBJ                                               $14, 'nodeValue'
         23        OP_DATA                                                  $18
    7    24      > JMP                                                      ->15
         25    >   FE_FREE                                                  $13
   10    26        INIT_METHOD_CALL                                         !1, 'saveHTML'
         27        DO_FCALL                                      0  $19     
         28        ECHO                                                     $19
         29      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
150.57 ms | 1388 KiB | 15 Q