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<title>Changed functions</title>
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</div><hr /><div id="migration56.changed-functions" class="sect1">
<h2 class="title">Changed functions</h2>
<div class="sect2" id="migration56.changed-functions.core">
<h3 class="title">PHP Core</h3>
<ul class="itemizedlist">
<li class="listitem">
<span class="simpara">
<span class="function"><a href="function.crypt.html" class="function">crypt()</a></span> will now raise an
<strong><code>E_NOTICE</code></strong> error if the <code class="parameter">salt</code>
parameter is omitted.
</span>
</li>
<li class="listitem">
<span class="simpara">
<span class="function"><a href="function.substr-compare.html" class="function">substr_compare()</a></span> will now accept <em>0</em>
for its <code class="parameter">length</code> parameter.
</span>
</li>
<li class="listitem">
<span class="simpara">
<span class="function"><a href="function.unserialize.html" class="function">unserialize()</a></span> will now fail if passed serialised data
that has been manipulated to attempt to instantiate an object without
calling its constructor.
</span>
</li>
</ul>
</div>
<div class="sect2" id="migration56.changed-functions.curl">
<h3 class="title"><a href="book.curl.html" class="link">cURL</a></h3>
<ul class="itemizedlist">
<li class="listitem">
<span class="simpara">
Uploads using the <em>@file</em> syntax are now only supported
if the <strong><code>CURLOPT_SAFE_UPLOAD</code></strong> option is set to
<strong><code>FALSE</code></strong>. <a href="class.curlfile.html" class="classname">CURLFile</a> should be used instead.
</span>
</li>
</ul>
</div>
<div class="sect2" id="migration56.changed-functions.mcrypt">
<h3 class="title"><a href="book.mcrypt.html" class="link">Mcrypt</a></h3>
<ul class="itemizedlist">
<li class="listitem">
<span class="simpara">
The <code class="parameter">source</code> parameter of
<span class="function"><a href="function.mcrypt-create-iv.html" class="function">mcrypt_create_iv()</a></span> now defaults to
<strong><code>MCRYPT_DEV_URANDOM</code></strong> instead of
<strong><code>MCRYPT_DEV_RANDOM</code></strong>.
</span>
</li>
</ul>
</div>
<div class="sect2" id="migration56.changed-functions.openssl">
<h3 class="title"><a href="book.openssl.html" class="link">OpenSSL</a></h3>
<ul class="itemizedlist">
<li class="listitem">
<span class="simpara">
<span class="function"><a href="function.stream-socket-enable-crypto.html" class="function">stream_socket_enable_crypto()</a></span> now allows the
<code class="parameter">crypto_type</code> parameter to be optional if the
stream's SSL context includes the new <code class="parameter">crypto_type</code>
option.
</span>
</li>
</ul>
</div>
<div class="sect2" id="migration56.changed-functions.pgsql">
<h3 class="title"><a href="book.pgsql.html" class="link">PostgreSQL</a></h3>
<ul class="itemizedlist">
<li class="listitem">
<span class="simpara">
<span class="function"><a href="function.pg-insert.html" class="function">pg_insert()</a></span>, <span class="function"><a href="function.pg-select.html" class="function">pg_select()</a></span>,
<span class="function"><a href="function.pg-update.html" class="function">pg_update()</a></span> and <span class="function"><a href="function.pg-delete.html" class="function">pg_delete()</a></span> are no
longer experimental.
</span>
</li>
<li class="listitem">
<span class="simpara">
<span class="function"><a href="function.pg-send-execute.html" class="function">pg_send_execute()</a></span>,
<span class="function"><a href="function.pg-send-prepare.html" class="function">pg_send_prepare()</a></span>, <span class="function"><a href="function.pg-send-query.html" class="function">pg_send_query()</a></span>
and <span class="function"><a href="function.pg-send-query-params.html" class="function">pg_send_query_params()</a></span> will no longer block until
query write completion if the underlying socket stream for the database
connection is set to non-blocking mode.
</span>
</li>
</ul>
</div>
<div class="sect2" id="migration56.changed-functions.reflection">
<h3 class="title"><a href="book.reflection.html" class="link">Reflection</a></h3>
<ul class="itemizedlist">
<li class="listitem">
<span class="simpara">
<span class="methodname"><a href="reflectionclass.newinstancewithoutconstructor.html" class="methodname">ReflectionClass::newInstanceWithoutConstructor()</a></span>
now allows non-final internal classes to be
instantiated.
</span>
</li>
</ul>
</div>
<div class="sect2" id="migration56.changed-functions.xmlreader">
<h3 class="title"><a href="book.xmlreader.html" class="link">XMLReader</a></h3>
<ul class="itemizedlist">
<li class="listitem">
<span class="simpara">
<span class="methodname"><a href="xmlreader.getattributens.html" class="methodname">XMLReader::getAttributeNs()</a></span> and
<span class="methodname"><a href="xmlreader.getattributeno.html" class="methodname">XMLReader::getAttributeNo()</a></span> now return <strong><code>NULL</code></strong> if
the attribute could not be found, like
<span class="methodname"><a href="xmlreader.getattribute.html" class="methodname">XMLReader::getAttribute()</a></span>.
</span>
</li>
</ul>
</div>
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<div class="up"><a href="migration56.html">Migrating from PHP 5.5.x to PHP 5.6.x</a></div>
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