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<title>Retrieves database name from the call to mysql_list_dbs</title>
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<div class="refnamediv">
<h1 class="refname">mysql_db_name</h1>
<p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">mysql_db_name</span> — <span class="dc-title">Retrieves database name from the call to <span class="function"><a href="function.mysql-list-dbs.html" class="function">mysql_list_dbs()</a></span></span></p>
</div>
<div id="function.mysql-db-name-refsynopsisdiv">
<div class="warning"><strong class="warning">Warning</strong>
<p class="para">This extension is deprecated as of PHP 5.5.0, and will be removed in the future.
Instead, the <a href="book.mysqli.html" class="link">MySQLi</a> or <a href="ref.pdo-mysql.html" class="link">PDO_MySQL</a> extension should be used.
See also <a href="mysqlinfo.api.choosing.html" class="link">MySQL: choosing an API</a> guide and
<a href="faq.databases.html#faq.databases.mysql.deprecated" class="link">related FAQ</a> for more information.
Alternatives to this function include:</p>
<ul class="simplelist">
<li class="member">Query: <em>SELECT DATABASE()</em></li>
</ul>
</div>
</div>
<div class="refsect1 description" id="refsect1-function.mysql-db-name-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">string</span> <span class="methodname"><strong>mysql_db_name</strong></span>
( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$result</code></span>
, <span class="methodparam"><span class="type">int</span> <code class="parameter">$row</code></span>
[, <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <code class="parameter">$field</code><span class="initializer"> = NULL</span></span>
] )</div>
<p class="para rdfs-comment">
Retrieve the database name from a call to
<span class="function"><a href="function.mysql-list-dbs.html" class="function">mysql_list_dbs()</a></span>.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.mysql-db-name-parameters">
<h3 class="title">Parameters</h3>
<p class="para">
<dl>
<dt>
<span class="term"><em><code class="parameter">result</code></em></span>
<dd>
<p class="para">
The result pointer from a call to <span class="function"><a href="function.mysql-list-dbs.html" class="function">mysql_list_dbs()</a></span>.
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">row</code></em></span>
<dd>
<p class="para">
The index into the result set.
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">field</code></em></span>
<dd>
<p class="para">
The field name.
</p>
</dd>
</dt>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.mysql-db-name-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns the database name on success, and <strong><code>FALSE</code></strong> on failure. If <strong><code>FALSE</code></strong>
is returned, use <span class="function"><a href="function.mysql-error.html" class="function">mysql_error()</a></span> to determine the nature
of the error.
</p>
</div>
<div class="refsect1 changelog" id="refsect1-function.mysql-db-name-changelog">
<h3 class="title">Changelog</h3>
<p class="para">
<table class="doctable informaltable">
<thead>
<tr>
<th>Version</th>
<th>Description</th>
</tr>
</thead>
<tbody class="tbody">
<tr>
<td>5.5.0</td>
<td>
The <span class="function"><a href="function.mysql-list-dbs.html" class="function">mysql_list_dbs()</a></span> function is deprecated,
and emits an <strong><code>E_DEPRECATED</code></strong> level error.
</td>
</tr>
</tbody>
</table>
</p>
</div>
<div class="refsect1 examples" id="refsect1-function.mysql-db-name-examples">
<h3 class="title">Examples</h3>
<p class="para">
<div class="example" id="example-1573">
<p><strong>Example #1 <span class="function"><strong>mysql_db_name()</strong></span> example</strong></p>
<div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br />error_reporting</span><span style="color: #007700">(</span><span style="color: #0000BB">E_ALL</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$link </span><span style="color: #007700">= </span><span style="color: #0000BB">mysql_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'dbhost'</span><span style="color: #007700">, </span><span style="color: #DD0000">'username'</span><span style="color: #007700">, </span><span style="color: #DD0000">'password'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$db_list </span><span style="color: #007700">= </span><span style="color: #0000BB">mysql_list_dbs</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$i </span><span style="color: #007700">= </span><span style="color: #0000BB">0</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$cnt </span><span style="color: #007700">= </span><span style="color: #0000BB">mysql_num_rows</span><span style="color: #007700">(</span><span style="color: #0000BB">$db_list</span><span style="color: #007700">);<br />while (</span><span style="color: #0000BB">$i </span><span style="color: #007700">< </span><span style="color: #0000BB">$cnt</span><span style="color: #007700">) {<br /> echo </span><span style="color: #0000BB">mysql_db_name</span><span style="color: #007700">(</span><span style="color: #0000BB">$db_list</span><span style="color: #007700">, </span><span style="color: #0000BB">$i</span><span style="color: #007700">) . </span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br /> </span><span style="color: #0000BB">$i</span><span style="color: #007700">++;<br />}<br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
</div>
</div>
</p>
</div>
<div class="refsect1 notes" id="refsect1-function.mysql-db-name-notes">
<h3 class="title">Notes</h3>
<blockquote class="note"><p><strong class="note">Note</strong>:
<p class="para">
For backward compatibility, the following
deprecated alias may be used:
<span class="function"><strong>mysql_dbname()</strong></span>
</p>
</p></blockquote>
</div>
<div class="refsect1 seealso" id="refsect1-function.mysql-db-name-seealso">
<h3 class="title">See Also</h3>
<p class="para">
<ul class="simplelist">
<li class="member"> <span class="function"><a href="function.mysql-list-dbs.html" class="function" rel="rdfs-seeAlso">mysql_list_dbs()</a> - List databases available on a MySQL server</span></li>
<li class="member"> <span class="function"><a href="function.mysql-tablename.html" class="function" rel="rdfs-seeAlso">mysql_tablename()</a> - Get table name of field</span></li>
</ul>
</p>
</div>
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