<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >maxdb_stmt_data_seek</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK REL="HOME" TITLE="Manual do PHP" HREF="index.html"><LINK REL="UP" TITLE="MaxDB PHP Extension" HREF="ref.maxdb.html"><LINK REL="PREVIOUS" TITLE="maxdb_stmt_close" HREF="function.maxdb-stmt-close.html"><LINK REL="NEXT" TITLE="maxdb_stmt_errno" HREF="function.maxdb-stmt-errno.html"><META HTTP-EQUIV="Content-type" CONTENT="text/html; charset=UTF-8"></HEAD ><BODY CLASS="refentry" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >Manual do PHP</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.maxdb-stmt-close.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.maxdb-stmt-errno.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.maxdb-stmt-data-seek" ></A >maxdb_stmt_data_seek</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN109148" ></A ><P > (PECL)</P >maxdb_stmt_data_seek<P > (no version information, might be only in CVS)</P >stmt->data_seek -- Seeks to an arbitray row in statement result set</DIV ><DIV CLASS="refsect1" ><A NAME="AEN109152" ></A ><H2 >Description</H2 ><P >Procedural style:</P >bool <B CLASS="methodname" >maxdb_stmt_data_seek</B > ( resource statement, int offset )<BR ></BR ><P >Object oriented style (method):</P >class <B CLASS="classname" >stmt</B > { <BR ></BR >bool <B CLASS="methodname" >data_seek</B > ( int offset )<BR ></BR >}<P > The <B CLASS="function" >maxdb_stmt_data_seek()</B > function seeks to an arbitrary result pointer specified by the <CODE CLASS="parameter" >offset</CODE > in the statement result set represented by <CODE CLASS="parameter" >statement</CODE >. The <CODE CLASS="parameter" >offset</CODE > parameter must be between zero and the total number of rows minus one (0..<A HREF="function.maxdb-stmt-num-rows.html" ><B CLASS="function" >maxdb_stmt_num_rows()</B ></A > - 1). </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN109180" ></A ><H2 >Return values</H2 ><P > Retorna <TT CLASS="constant" ><B >TRUE</B ></TT > em caso de sucesso ou <TT CLASS="constant" ><B >FALSE</B ></TT > em falhas. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN109185" ></A ><H2 >See also</H2 ><P > <A HREF="function.maxdb-prepare.html" ><B CLASS="function" >maxdb_prepare()</B ></A > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN109189" ></A ><H2 >Example</H2 ><TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN109191" ></A ><P ><B >Exemplo 1. Object oriented style</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br /></font><font color="#FF8000">/* Open a connection */<br /></font><font color="#0000BB">$maxdb </font><font color="#007700">= new </font><font color="#0000BB">maxdb</font><font color="#007700">(</font><font color="#DD0000">"localhost"</font><font color="#007700">, </font><font color="#DD0000">"MONA"</font><font color="#007700">, </font><font color="#DD0000">"RED"</font><font color="#007700">, </font><font color="#DD0000">"DEMODB"</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* check connection */<br /></font><font color="#007700">if (</font><font color="#0000BB">maxdb_connect_errno</font><font color="#007700">()) {<br /> </font><font color="#0000BB">printf</font><font color="#007700">(</font><font color="#DD0000">"Connect failed: %s\n"</font><font color="#007700">, </font><font color="#0000BB">maxdb_connect_error</font><font color="#007700">());<br /> exit();<br />}<br /><br /></font><font color="#0000BB">$query </font><font color="#007700">= </font><font color="#DD0000">"SELECT name, zip FROM hotel.city ORDER BY name"</font><font color="#007700">;<br />if (</font><font color="#0000BB">$stmt </font><font color="#007700">= </font><font color="#0000BB">$maxdb</font><font color="#007700">-></font><font color="#0000BB">prepare</font><font color="#007700">(</font><font color="#0000BB">$query</font><font color="#007700">)) {<br /><br /> </font><font color="#FF8000">/* execute query */<br /> </font><font color="#0000BB">$stmt</font><font color="#007700">-></font><font color="#0000BB">execute</font><font color="#007700">();<br /><br /> </font><font color="#FF8000">/* bind result variables */<br /> </font><font color="#0000BB">$stmt</font><font color="#007700">-></font><font color="#0000BB">bind_result</font><font color="#007700">(</font><font color="#0000BB">$name</font><font color="#007700">, </font><font color="#0000BB">$code</font><font color="#007700">);<br /><br /> </font><font color="#FF8000">/* store result */<br /> </font><font color="#0000BB">$stmt</font><font color="#007700">-></font><font color="#0000BB">store_result</font><font color="#007700">();<br /><br /> </font><font color="#FF8000">/* seek to row no. 5 */<br /> </font><font color="#0000BB">$stmt</font><font color="#007700">-></font><font color="#0000BB">data_seek</font><font color="#007700">(</font><font color="#0000BB">5</font><font color="#007700">);<br /><br /> </font><font color="#FF8000">/* fetch values */<br /> </font><font color="#0000BB">$stmt</font><font color="#007700">-></font><font color="#0000BB">fetch</font><font color="#007700">();<br /><br /> </font><font color="#0000BB">printf </font><font color="#007700">(</font><font color="#DD0000">"City: %s Zip: %s\n"</font><font color="#007700">, </font><font color="#0000BB">$name</font><font color="#007700">, </font><font color="#0000BB">$code</font><font color="#007700">);<br /><br /> </font><font color="#FF8000">/* close statement */<br /> </font><font color="#0000BB">$stmt</font><font color="#007700">-></font><font color="#0000BB">close</font><font color="#007700">();<br />}<br /><br /></font><font color="#FF8000">/* close connection */<br /></font><font color="#0000BB">$maxdb</font><font color="#007700">-></font><font color="#0000BB">close</font><font color="#007700">();<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE ><TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN109194" ></A ><P ><B >Exemplo 2. Procedural style</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br /></font><font color="#FF8000">/* Open a connection */<br /></font><font color="#0000BB">$link </font><font color="#007700">= </font><font color="#0000BB">maxdb_connect</font><font color="#007700">(</font><font color="#DD0000">"localhost"</font><font color="#007700">, </font><font color="#DD0000">"MONA"</font><font color="#007700">, </font><font color="#DD0000">"RED"</font><font color="#007700">, </font><font color="#DD0000">"DEMODB"</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* check connection */<br /></font><font color="#007700">if (</font><font color="#0000BB">maxdb_connect_errno</font><font color="#007700">()) {<br /> </font><font color="#0000BB">printf</font><font color="#007700">(</font><font color="#DD0000">"Connect failed: %s\n"</font><font color="#007700">, </font><font color="#0000BB">maxdb_connect_error</font><font color="#007700">());<br /> exit();<br />}<br /><br /></font><font color="#0000BB">$query </font><font color="#007700">= </font><font color="#DD0000">"SELECT name, zip FROM hotel.city ORDER BY name"</font><font color="#007700">;<br />if (</font><font color="#0000BB">$stmt </font><font color="#007700">= </font><font color="#0000BB">maxdb_prepare</font><font color="#007700">(</font><font color="#0000BB">$link</font><font color="#007700">, </font><font color="#0000BB">$query</font><font color="#007700">)) {<br /><br /> </font><font color="#FF8000">/* execute query */<br /> </font><font color="#0000BB">maxdb_stmt_execute</font><font color="#007700">(</font><font color="#0000BB">$stmt</font><font color="#007700">);<br /><br /> </font><font color="#FF8000">/* bind result variables */<br /> </font><font color="#0000BB">maxdb_stmt_bind_result</font><font color="#007700">(</font><font color="#0000BB">$stmt</font><font color="#007700">, </font><font color="#0000BB">$name</font><font color="#007700">, </font><font color="#0000BB">$code</font><font color="#007700">);<br /><br /> </font><font color="#FF8000">/* store result */<br /> </font><font color="#0000BB">maxdb_stmt_store_result</font><font color="#007700">(</font><font color="#0000BB">$stmt</font><font color="#007700">);<br /><br /> </font><font color="#FF8000">/* seek to row no. 5 */<br /> </font><font color="#0000BB">maxdb_stmt_data_seek</font><font color="#007700">(</font><font color="#0000BB">$stmt</font><font color="#007700">, </font><font color="#0000BB">5</font><font color="#007700">);<br /><br /> </font><font color="#FF8000">/* fetch values */<br /> </font><font color="#0000BB">maxdb_stmt_fetch</font><font color="#007700">(</font><font color="#0000BB">$stmt</font><font color="#007700">);<br /><br /> </font><font color="#0000BB">printf </font><font color="#007700">(</font><font color="#DD0000">"City: %s Zip: %s\n"</font><font color="#007700">, </font><font color="#0000BB">$name</font><font color="#007700">, </font><font color="#0000BB">$code</font><font color="#007700">);<br /><br /> </font><font color="#FF8000">/* close statement */<br /> </font><font color="#0000BB">maxdb_stmt_close</font><font color="#007700">(</font><font color="#0000BB">$stmt</font><font color="#007700">);<br />}<br /><br /></font><font color="#FF8000">/* close connection */<br /></font><font color="#0000BB">maxdb_close</font><font color="#007700">(</font><font color="#0000BB">$link</font><font color="#007700">);<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE ><P > The above examples would produce the following output: </P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><PRE CLASS="screen" >City: Dallas Zip: 75243</PRE ></TD ></TR ></TABLE ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="function.maxdb-stmt-close.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Principal</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.maxdb-stmt-errno.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >maxdb_stmt_close</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.maxdb.html" ACCESSKEY="U" >Acima</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >maxdb_stmt_errno</TD ></TR ></TABLE ></DIV ></BODY ></HTML >