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<title>Move internal result pointer</title>
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<h1 class="refname">fbsql_data_seek</h1>
<p class="verinfo">(PHP 4 >= 4.0.6, PHP 5)</p><p class="refpurpose"><span class="refname">fbsql_data_seek</span> — <span class="dc-title">Move internal result pointer</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.fbsql-data-seek-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">bool</span> <span class="methodname"><strong>fbsql_data_seek</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_number</code></span>
)</div>
<p class="para rdfs-comment">
Moves the internal row pointer of the FrontBase result associated with the
specified result identifier to point to the specified row number.
</p>
<p class="para">
The next call to <span class="function"><a href="function.fbsql-fetch-row.html" class="function">fbsql_fetch_row()</a></span> would return that
row.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.fbsql-data-seek-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">A result identifier
returned by <span class="function"><a href="function.fbsql-query.html" class="function">fbsql_query()</a></span> or
<span class="function"><a href="function.fbsql-db-query.html" class="function">fbsql_db_query()</a></span>.</p></dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">row_number</code></em></span>
<dd>
<p class="para">
The row number. Starts at 0.
</p>
</dd>
</dt>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.fbsql-data-seek-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns <strong><code>TRUE</code></strong> on success or <strong><code>FALSE</code></strong> on failure.
</p>
</div>
<div class="refsect1 examples" id="refsect1-function.fbsql-data-seek-examples">
<h3 class="title">Examples</h3>
<p class="para">
<div class="example" id="example-1119">
<p><strong>Example #1 <span class="function"><strong>fbsql_data_seek()</strong></span> example</strong></p>
<div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br />$link </span><span style="color: #007700">= </span><span style="color: #0000BB">fbsql_pconnect</span><span style="color: #007700">(</span><span style="color: #DD0000">"localhost"</span><span style="color: #007700">, </span><span style="color: #DD0000">"_SYSTEM"</span><span style="color: #007700">, </span><span style="color: #DD0000">"secret"</span><span style="color: #007700">)<br /> or die(</span><span style="color: #DD0000">"Could not connect"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">fbsql_select_db</span><span style="color: #007700">(</span><span style="color: #DD0000">"samp_db"</span><span style="color: #007700">)<br /> or die(</span><span style="color: #DD0000">"Could not select database"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$query </span><span style="color: #007700">= </span><span style="color: #DD0000">"SELECT last_name, first_name FROM friends;"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$result </span><span style="color: #007700">= </span><span style="color: #0000BB">fbsql_query</span><span style="color: #007700">(</span><span style="color: #0000BB">$query</span><span style="color: #007700">)<br /> or die(</span><span style="color: #DD0000">"Query failed"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// fetch rows in reverse order<br /><br /></span><span style="color: #007700">for (</span><span style="color: #0000BB">$i </span><span style="color: #007700">= </span><span style="color: #0000BB">fbsql_num_rows</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">) - </span><span style="color: #0000BB">1</span><span style="color: #007700">; </span><span style="color: #0000BB">$i </span><span style="color: #007700">>=</span><span style="color: #0000BB">0</span><span style="color: #007700">; </span><span style="color: #0000BB">$i</span><span style="color: #007700">--) {<br /> if (!</span><span style="color: #0000BB">fbsql_data_seek</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">, </span><span style="color: #0000BB">$i</span><span style="color: #007700">)) {<br /> </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Cannot seek to row %d\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$i</span><span style="color: #007700">);<br /> continue;<br /> }<br /><br /> if (!(</span><span style="color: #0000BB">$row </span><span style="color: #007700">= </span><span style="color: #0000BB">fbsql_fetch_object</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">)))<br /> continue;<br /><br /> echo </span><span style="color: #0000BB">$row</span><span style="color: #007700">-></span><span style="color: #0000BB">last_name </span><span style="color: #007700">. </span><span style="color: #0000BB">$row</span><span style="color: #007700">-></span><span style="color: #0000BB">first_name </span><span style="color: #007700">. </span><span style="color: #DD0000">"<br />\n"</span><span style="color: #007700">;<br />}<br /><br /></span><span style="color: #0000BB">fbsql_free_result</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
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