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Bug #70897 htmlspecialchars() add unnecessary characters.
Submitted: 2015-11-12 00:15 UTC Modified: 2015-11-22 04:22 UTC
From: reject5514 at naver dot com Assigned:
Status: No Feedback Package: *General Issues
PHP Version: 5.6.15 OS: Arch Linux ARM 4.1.12
Private report: No CVE-ID: None
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 [2015-11-12 00:15 UTC] reject5514 at naver dot com
Description:
------------
---
From manual page: http://www.php.net/function.htmlspecialchars
---

htmlspecialchars function add unnessary characters after last encoded character if last character is one of these & < > ' ".


Test script:
---------------
<?php
echo htmlspecialchars('b<>"',ENT_QUOTES|ENT_SUBSTITUTE|ENT_HTML5,'UTF-8');
?>

Expected result:
----------------
b&lt;&gt;&quot;

Actual result:
--------------
b&lt;&gt;&quot;quot;

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 [2015-11-12 00:24 UTC] requinix@php.net
-Status: Open +Status: Feedback -Type: Feature/Change Request +Type: Bug
 [2015-11-12 00:24 UTC] requinix@php.net
https://3v4l.org/XTslX

I'm not seeing it. Are you sure that's the *exact* output? What if you try

<?php
header('Content-Type: text/plain');
echo htmlspecialchars('b<>"',ENT_QUOTES|ENT_SUBSTITUTE|ENT_HTML5,'UTF-8');
?>

and in a script all by itself?
 [2015-11-22 04:22 UTC] php-bugs at lists dot php dot net
No feedback was provided. The bug is being suspended because
we assume that you are no longer experiencing the problem.
If this is not the case and you are able to provide the
information that was requested earlier, please do so and
change the status of the bug back to "Re-Opened". Thank you.
 
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