3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(E_ALL); $htmlString = <<<_HTML <div> <a href="A"><img src="X"></a> <a href="C"><img src="X"></a> <a href="D"><img src="X"></a> <a href="E"><img src="X"></a> <a href="F"><img src="X"></a> <p> <a href="G"><img src="X"></a> </p> <a href="H">No image in this one</a> </div> _HTML; $doc = new DOMDocument(); $doc->loadHTML($htmlString, LIBXML_HTML_NOIMPLIED | LIBXML_HTML_NODEFDTD); $xpath = new DOMXPath($doc); $links = $xpath->query('//a[@href and img]'); foreach ($links as $link) { $link->setAttribute('href', 'B'); } $newHtmlString = $doc->saveHTML(); echo $newHtmlString;
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 20, Position 2 = 26
Branch analysis from position: 20
2 jumps found. (Code = 78) Position 1 = 21, Position 2 = 26
Branch analysis from position: 21
1 jumps found. (Code = 42) Position 1 = 20
Branch analysis from position: 20
Branch analysis from position: 26
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 26
filename:       /in/ZHTYG
function name:  (null)
number of ops:  32
compiled vars:  !0 = $htmlString, !1 = $doc, !2 = $xpath, !3 = $links, !4 = $link, !5 = $newHtmlString
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'error_reporting'
          1        SEND_VAL                                                 32767
          2        DO_ICALL                                                 
    4     3        ASSIGN                                                   !0, '%3Cdiv%3E%0A%3Ca+href%3D%22A%22%3E%3Cimg+src%3D%22X%22%3E%3C%2Fa%3E%0A%3Ca+href%3D%22C%22%3E%3Cimg+src%3D%22X%22%3E%3C%2Fa%3E%0A%3Ca+href%3D%22D%22%3E%3Cimg+src%3D%22X%22%3E%3C%2Fa%3E%0A%3Ca+href%3D%22E%22%3E%3Cimg+src%3D%22X%22%3E%3C%2Fa%3E%0A%3Ca+href%3D%22F%22%3E%3Cimg+src%3D%22X%22%3E%3C%2Fa%3E%0A%3Cp%3E%0A++%3Ca+href%3D%22G%22%3E%3Cimg+src%3D%22X%22%3E%3C%2Fa%3E%0A%3C%2Fp%3E%0A%3Ca+href%3D%22H%22%3ENo+image+in+this+one%3C%2Fa%3E%0A%3C%2Fdiv%3E'
   18     4        NEW                                              $8      'DOMDocument'
          5        DO_FCALL                                      0          
          6        ASSIGN                                                   !1, $8
   19     7        INIT_METHOD_CALL                                         !1, 'loadHTML'
          8        SEND_VAR_EX                                              !0
          9        SEND_VAL_EX                                              8196
         10        DO_FCALL                                      0          
   21    11        NEW                                              $12     'DOMXPath'
         12        SEND_VAR_EX                                              !1
         13        DO_FCALL                                      0          
         14        ASSIGN                                                   !2, $12
   22    15        INIT_METHOD_CALL                                         !2, 'query'
         16        SEND_VAL_EX                                              '%2F%2Fa%5B%40href+and+img%5D'
         17        DO_FCALL                                      0  $15     
         18        ASSIGN                                                   !3, $15
   23    19      > FE_RESET_R                                       $17     !3, ->26
         20    > > FE_FETCH_R                                               $17, !4, ->26
   24    21    >   INIT_METHOD_CALL                                         !4, 'setAttribute'
         22        SEND_VAL_EX                                              'href'
         23        SEND_VAL_EX                                              'B'
         24        DO_FCALL                                      0          
   23    25      > JMP                                                      ->20
         26    >   FE_FREE                                                  $17
   26    27        INIT_METHOD_CALL                                         !1, 'saveHTML'
         28        DO_FCALL                                      0  $19     
         29        ASSIGN                                                   !5, $19
   28    30        ECHO                                                     !5
         31      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
167.69 ms | 1396 KiB | 15 Q