Source of: /manual/en/function.rename-function.php
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<div id="function.rename-function" class="refentry">
<div class="refnamediv">
<h1 class="refname">rename_function</h1>
<p class="verinfo">(PECL apd >= 0.2)</p><p class="refpurpose"><span class="refname">rename_function</span> — <span class="dc-title">Renames orig_name to new_name in the global function table</span></p>
</div>
<a name="function.rename-function.description"></a><div class="refsect1 description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">bool</span> <span class="methodname"><b>rename_function</b></span>
( <span class="methodparam"><span class="type">string</span> <tt class="parameter">$original_name</tt></span>
, <span class="methodparam"><span class="type">string</span> <tt class="parameter">$new_name</tt></span>
)</div>
<p class="para rdfs-comment">
Renames a orig_name to new_name in the global function table. Useful
for temporarily overriding built-in functions.
</p>
</div>
<a name="function.rename-function.parameters"></a><div class="refsect1 parameters">
<h3 class="title">Parameters</h3>
<p class="para">
</p><dl>
<dt class="varlistentry">
<span class="term"><i><tt class="parameter">original_name</tt></i>
</span>
</dt><dd class="listitem">
<p class="para">
The original function name.
</p>
</dd>
<dt class="varlistentry">
<span class="term"><i><tt class="parameter">new_name</tt></i>
</span>
</dt><dd class="listitem">
<p class="para">
The new name for the <i><tt class="parameter">original_name</tt></i>
function.
</p>
</dd>
</dl>
<p>
</p>
</div>
<a name="function.rename-function.returnvalues"></a><div class="refsect1 returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns <b><tt class="constant">TRUE</tt></b> on success or <b><tt class="constant">FALSE</tt></b> on failure.
</p>
</div>
<a name="function.rename-function.examples"></a><div class="refsect1 examples">
<h3 class="title">Examples</h3>
<p class="para">
</p><div class="example">
<p><b>Example #1 <b>rename_function()</b> example</b></p>
<div class="example-contents programlisting">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br />rename_function</span><span style="color: #007700">(</span><span style="color: #DD0000">'mysql_connect'</span><span style="color: #007700">, </span><span style="color: #DD0000">'debug_mysql_connect' </span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
</div>
</div><p>
</p>
</div>
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