<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <title>Move internal result pointer</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.fbsql-create-db.html">fbsql_create_db</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.fbsql-database-password.html">fbsql_database_password</a></div> <div class="up"><a href="ref.fbsql.html">FrontBase Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="function.fbsql-data-seek" class="refentry"> <div class="refnamediv"> <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> </div> </div> </p> </div> </div><hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.fbsql-create-db.html">fbsql_create_db</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.fbsql-database-password.html">fbsql_database_password</a></div> <div class="up"><a href="ref.fbsql.html">FrontBase Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>