ID:               16647
 Updated by:       [EMAIL PROTECTED]
 Reported By:      [EMAIL PROTECTED]
-Status:           Analyzed
+Status:           Closed
 Bug Type:         DOM XML related
 Operating System: linux 2.4.4
 PHP Version:      4.0CVS-2002-04-1
 New Comment:

Thank you for your bug report. This issue has already been fixed
in the latest released version of PHP, which you can download at 
http://www.php.net/downloads.php




Previous Comments:
------------------------------------------------------------------------

[2002-04-18 10:10:58] [EMAIL PROTECTED]

Quote from the Document Object Model (DOM) Level 2 Core Specification:
  Attributes with the name "ID" are not of type ID unless 
  so defined. Implementations that do not know whether
  attributes are of type ID or not are expected to return
  null. 

That means that DomDocument->get_document_by_id("X") and
XPathContext->xpath_eval("//*[@id='X']) are not equivalent and that the
former function should only return a result if a DTD is referenced
which declares attributes of type ID.

------------------------------------------------------------------------

[2002-04-18 07:44:04] [EMAIL PROTECTED]

Ooop. didn't much think about case sensitivity back then :)

A quick soultion would be:

"//*[@ID = '%s' or @id = '%s']".

I don't know, which version is really correct according to W3C (but
anyways, the ID-attribute should be stated in the DTD, so this whole
xpath-approach is actually rather wrong :) )

chregu

------------------------------------------------------------------------

[2002-04-18 01:37:04] [EMAIL PROTECTED]

get_element_by_id() used xpath_eval as well but
searches for "//*[@ID = '%s']". If you capitalize
the id it should work. Do you have an idea how to search
case insensitve?

------------------------------------------------------------------------

[2002-04-16 20:04:48] [EMAIL PROTECTED]

The following script returns bool(false):
<?php

$src = <<< _END
<html>
<head><title> Test </title></head>
<body> 
<h1>Test</h1>
<span id="test">Foo</span>
</body>
</html>
_END;

$doc = domxml_open_mem($src);

$n = $doc->get_element_by_id("test");
var_dump($n);

?>

Workaround: Use Xpath expressions to find the node:
<?php

$src = <<< _END
<html>
<head><title> Test </title></head>
<body> 
<h1>Test</h1>
<span id="test">Foo</span>
</body>
</html>
_END;

$doc = domxml_open_mem($src);

$ctx = $doc->xpath_new_context();
$res = $ctx->xpath_eval("//*[@id='test']");
$n = $res->nodeset[0];
var_dump($n);

?>

------------------------------------------------------------------------


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