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php-manual-pt_BR-5.2.4-1mdv2008.1.noarch.rpm

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>mysqli_stmt_store_result</H1
><DIV
CLASS="refnamediv"
><A
NAME="AEN137742"
></A
><P
>    (PHP 5)</P
>mysqli_stmt_store_result<P
>    (no version information, might be only in CVS)</P
>mysqli_stmt-&#62;store_result()&nbsp;--&nbsp;Transfers a result set from a prepared statement</DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN137746"
></A
><H2
>Descrição</H2
><P
>Procedural style:</P
>bool <B
CLASS="methodname"
>mysqli_stmt_store_result</B
> ( mysqli_stmt stmt )<BR
></BR
><P
>Object oriented style (method):</P
>class <B
CLASS="classname"
>mysqli_stmt</B
> { <BR
></BR
>bool <B
CLASS="methodname"
>store_result</B
> ( void  )<BR
></BR
>}<P
>&#13;   You must call <B
CLASS="function"
>mysqli_stmt_store_result()</B
> for every query that
   successfully produces a result set (<TT
CLASS="literal"
>SELECT, SHOW, DESCRIBE, EXPLAIN</TT
>),
   and only if you want to buffer the complete result set by the client,
   so that the subsequent <A
HREF="function.mysqli-stmt-fetch.html"
><B
CLASS="function"
>mysqli_stmt_fetch()</B
></A
> call returns buffered data.
  </P
><DIV
CLASS="note"
><BLOCKQUOTE
CLASS="note"
><P
><B
>Nota: </B
>
    It is unnecessary to call <B
CLASS="function"
>mysqli_stmt_store_result()</B
> for other queries,
    but if you do, it will not harm or cause any notable performance in all cases.
    You can detect whether the query produced a result set by checking if
    <A
HREF="function.mysqli-stmt-result-metadata.html"
><B
CLASS="function"
>mysqli_stmt_result_metadata()</B
></A
> returns NULL.
   </P
></BLOCKQUOTE
></DIV
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN137771"
></A
><H2
>Parâmetros</H2
><P
>&#13;   <P
></P
><DIV
CLASS="variablelist"
><DL
><DT
><CODE
CLASS="parameter"
>&#13; stmt</CODE
></DT
><DD
><P
>Apenas para estilo de procedimento: Um identificador de statement
 retornado por <A
HREF="function.mysqli-stmt-init.html"
><B
CLASS="function"
>mysqli_stmt_init()</B
></A
>.</P
></DD
></DL
></DIV
>
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN137781"
></A
><H2
>Valores de retornado</H2
><P
>&#13;   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="AEN137786"
></A
><H2
>Exemplos</H2
><TABLE
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CLASS="EXAMPLE"
><TR
><TD
><DIV
CLASS="example"
><A
NAME="AEN137788"
></A
><P
><B
>Exemplo 1. Object oriented style</B
></P
><TABLE
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BGCOLOR="#E0E0E0"
CELLPADDING="5"
><TR
><TD
><code><font color="#000000">
<font color="#0000BB">&lt;?php<br /></font><font color="#FF8000">/* Open a connection */<br /></font><font color="#0000BB">$mysqli </font><font color="#007700">= new </font><font color="#0000BB">mysqli</font><font color="#007700">(</font><font color="#DD0000">"localhost"</font><font color="#007700">, </font><font color="#DD0000">"my_user"</font><font color="#007700">, </font><font color="#DD0000">"my_password"</font><font color="#007700">, </font><font color="#DD0000">"world"</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* check connection */<br /></font><font color="#007700">if (</font><font color="#0000BB">mysqli_connect_errno</font><font color="#007700">()) {<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">printf</font><font color="#007700">(</font><font color="#DD0000">"Connect failed: %s\n"</font><font color="#007700">, </font><font color="#0000BB">mysqli_connect_error</font><font color="#007700">());<br />&nbsp;&nbsp;&nbsp;&nbsp;exit();<br />}<br /><br /></font><font color="#0000BB">$query </font><font color="#007700">= </font><font color="#DD0000">"SELECT Name, CountryCode FROM City ORDER BY Name LIMIT 20"</font><font color="#007700">;<br />if (</font><font color="#0000BB">$stmt </font><font color="#007700">= </font><font color="#0000BB">$mysqli</font><font color="#007700">-&gt;</font><font color="#0000BB">prepare</font><font color="#007700">(</font><font color="#0000BB">$query</font><font color="#007700">)) {<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#FF8000">/* execute query */<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">$stmt</font><font color="#007700">-&gt;</font><font color="#0000BB">execute</font><font color="#007700">();<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#FF8000">/* store result */<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">$stmt</font><font color="#007700">-&gt;</font><font color="#0000BB">store_result</font><font color="#007700">();<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">printf</font><font color="#007700">(</font><font color="#DD0000">"Number of rows: %d.\n"</font><font color="#007700">, </font><font color="#0000BB">$stmt</font><font color="#007700">-&gt;</font><font color="#0000BB">num_rows</font><font color="#007700">);<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#FF8000">/* free result */<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">$stmt</font><font color="#007700">-&gt;</font><font color="#0000BB">free_result</font><font color="#007700">();<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#FF8000">/* close statement */<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">$stmt</font><font color="#007700">-&gt;</font><font color="#0000BB">close</font><font color="#007700">();<br />}<br /><br /></font><font color="#FF8000">/* close connection */<br /></font><font color="#0000BB">$mysqli</font><font color="#007700">-&gt;</font><font color="#0000BB">close</font><font color="#007700">();<br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
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><DIV
CLASS="example"
><A
NAME="AEN137791"
></A
><P
><B
>Exemplo 2. Procedural style</B
></P
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BGCOLOR="#E0E0E0"
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><TR
><TD
><code><font color="#000000">
<font color="#0000BB">&lt;?php<br /></font><font color="#FF8000">/* Open a connection */<br /></font><font color="#0000BB">$link </font><font color="#007700">= </font><font color="#0000BB">mysqli_connect</font><font color="#007700">(</font><font color="#DD0000">"localhost"</font><font color="#007700">, </font><font color="#DD0000">"my_user"</font><font color="#007700">, </font><font color="#DD0000">"my_password"</font><font color="#007700">, </font><font color="#DD0000">"world"</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* check connection */<br /></font><font color="#007700">if (</font><font color="#0000BB">mysqli_connect_errno</font><font color="#007700">()) {<br />&nbsp;&nbsp;&nbsp;&nbsp;</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">mysqli_connect_error</font><font color="#007700">());<br />&nbsp;&nbsp;&nbsp;&nbsp;exit();<br />}<br /><br /></font><font color="#0000BB">$query </font><font color="#007700">= </font><font color="#DD0000">"SELECT Name, CountryCode FROM City ORDER BY Name LIMIT 20"</font><font color="#007700">;<br />if (</font><font color="#0000BB">$stmt </font><font color="#007700">= </font><font color="#0000BB">mysqli_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 />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#FF8000">/* execute query */<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">mysqli_stmt_execute</font><font color="#007700">(</font><font color="#0000BB">$stmt</font><font color="#007700">);<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#FF8000">/* store result */<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">mysqli_stmt_store_result</font><font color="#007700">(</font><font color="#0000BB">$stmt</font><font color="#007700">);<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">printf</font><font color="#007700">(</font><font color="#DD0000">"Number of rows: %d.\n"</font><font color="#007700">, </font><font color="#0000BB">mysqli_stmt_num_rows</font><font color="#007700">(</font><font color="#0000BB">$stmt</font><font color="#007700">));<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#FF8000">/* free result */<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">mysqli_stmt_free_result</font><font color="#007700">(</font><font color="#0000BB">$stmt</font><font color="#007700">);<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#FF8000">/* close statement */<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">mysqli_stmt_close</font><font color="#007700">(</font><font color="#0000BB">$stmt</font><font color="#007700">);<br />}<br /><br /></font><font color="#FF8000">/* close connection */<br /></font><font color="#0000BB">mysqli_close</font><font color="#007700">(</font><font color="#0000BB">$link</font><font color="#007700">);<br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
></TR
></TABLE
></DIV
></TD
></TR
></TABLE
><P
>O exemplo acima irá imprimir:</P
><TABLE
BORDER="0"
BGCOLOR="#E0E0E0"
CELLPADDING="5"
><TR
><TD
><PRE
CLASS="screen"
>Number of rows: 20.</PRE
></TD
></TR
></TABLE
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN137796"
></A
><H2
>Veja também</H2
><P
>&#13;   <P
></P
><TABLE
BORDER="0"
><TBODY
><TR
><TD
><A
HREF="function.mysqli-prepare.html"
><B
CLASS="function"
>mysqli_prepare()</B
></A
></TD
></TR
><TR
><TD
><A
HREF="function.mysqli-stmt-result-metadata.html"
><B
CLASS="function"
>mysqli_stmt_result_metadata()</B
></A
></TD
></TR
><TR
><TD
><A
HREF="function.mysqli-stmt-fetch.html"
><B
CLASS="function"
>mysqli_stmt_fetch()</B
></A
></TD
></TR
></TBODY
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><P
></P
>
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