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<h1 class="refname">dba_firstkey</h1>
<p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">dba_firstkey</span> — <span class="dc-title">Fetch first key</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.dba-firstkey-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">string</span> <span class="methodname"><strong>dba_firstkey</strong></span>
( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$handle</code></span>
)</div>
<p class="para rdfs-comment">
<span class="function"><strong>dba_firstkey()</strong></span> returns the first key of the database
and resets the internal key pointer. This permits a linear search through
the whole database.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.dba-firstkey-parameters">
<h3 class="title">Parameters</h3>
<p class="para">
<dl>
<dt>
<span class="term"><em><code class="parameter">handle</code></em></span>
<dd>
<p class="para">
The database handler, returned by <span class="function"><a href="function.dba-open.html" class="function">dba_open()</a></span> or
<span class="function"><a href="function.dba-popen.html" class="function">dba_popen()</a></span>.
</p>
</dd>
</dt>
</dl>
</p>
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<div class="refsect1 returnvalues" id="refsect1-function.dba-firstkey-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns the key on success or <strong><code>FALSE</code></strong> on failure.
</p>
</div>
<div class="refsect1 seealso" id="refsect1-function.dba-firstkey-seealso">
<h3 class="title">See Also</h3>
<p class="para">
<ul class="simplelist">
<li class="member"> <span class="function"><a href="function.dba-nextkey.html" class="function" rel="rdfs-seeAlso">dba_nextkey()</a> - Fetch next key</span></li>
<li class="member"> <span class="function"><a href="function.dba-key-split.html" class="function" rel="rdfs-seeAlso">dba_key_split()</a> - Splits a key in string representation into array representation</span></li>
<li class="member">Example 2 in the <a href="dba.examples.html" class="link">DBA examples</a></li>
</ul>
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