Sophie: php-manual-pt_BR-5.2.4-1mdv2008.1 noarch

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

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>pg_fetch_row</H1
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NAME="AEN181021"
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><P
>    (PHP 3 &#62;= 3.0.1, PHP 4, PHP 5)</P
>pg_fetch_row&nbsp;--&nbsp;Retorna uma linha como um array enumerado</DIV
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><A
NAME="AEN181024"
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><H2
>Descrição</H2
>array <B
CLASS="methodname"
>pg_fetch_row</B
> ( resource result, int row )<BR
></BR
><P
>&#13;     <B
CLASS="function"
>pg_fetch_row()</B
> retorna uma linha de dados a partir do
     resultado associado com o recurso (resource) de resultado
     <CODE
CLASS="parameter"
>result</CODE
>.
     A linha (registro) é recuperada como um array. Cada coluna
     do resultado é armazenada em um índice do array, iniciando-se no 
     índice 0.
    </P
><P
> 
     Retorna um array que corresponde à linha carregada, ou <TT
CLASS="constant"
><B
>FALSE</B
></TT
> se não
     existem mais linhas.
    </P
><P
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><B
>Exemplo 1. Retornando linhas (registros) no PostgreSQL</B
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><code><font color="#000000">
<font color="#0000BB">&lt;?php <br />$conn </font><font color="#007700">= </font><font color="#0000BB">pg_pconnect</font><font color="#007700">(</font><font color="#DD0000">"dbname=editora"</font><font color="#007700">);<br />if (!</font><font color="#0000BB">$conn</font><font color="#007700">) {<br />&nbsp;&nbsp;&nbsp;&nbsp;echo </font><font color="#DD0000">"Um erro ocorreu.\n"</font><font color="#007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;exit;<br />}<br /><br /></font><font color="#0000BB">$result </font><font color="#007700">= </font><font color="#0000BB">pg_query</font><font color="#007700">(</font><font color="#0000BB">$conn</font><font color="#007700">, </font><font color="#DD0000">"SELECT * FROM autores"</font><font color="#007700">);<br />if (!</font><font color="#0000BB">$result</font><font color="#007700">) {<br />&nbsp;&nbsp;&nbsp;&nbsp;echo </font><font color="#DD0000">"Um erro ocorreu.\n"</font><font color="#007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;exit;<br />}<br /><br />while (</font><font color="#0000BB">$row</font><font color="#007700">=</font><font color="#0000BB">pg_fetch_row</font><font color="#007700">(</font><font color="#0000BB">$result</font><font color="#007700">,</font><font color="#0000BB">$i</font><font color="#007700">)) {<br />&nbsp;&nbsp;for(</font><font color="#0000BB">$j</font><font color="#007700">=</font><font color="#0000BB">0</font><font color="#007700">; </font><font color="#0000BB">$j </font><font color="#007700">&lt; </font><font color="#0000BB">count</font><font color="#007700">(</font><font color="#0000BB">$row</font><font color="#007700">); </font><font color="#0000BB">$j</font><font color="#007700">++) {<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo </font><font color="#0000BB">$row</font><font color="#007700">[</font><font color="#0000BB">$j</font><font color="#007700">] . </font><font color="#DD0000">"&amp;nbsp;"</font><font color="#007700">;<br />&nbsp;&nbsp;}<br /><br />&nbsp;&nbsp;echo </font><font color="#DD0000">"&lt;br /&gt;\n"</font><font color="#007700">;<br /><br />}<br /><br /></font><font color="#0000BB">?&gt;</font>
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>
    </P
><DIV
CLASS="note"
><BLOCKQUOTE
CLASS="note"
><P
><B
>Nota: </B
>
      A partir do PHP 4.1.0, <CODE
CLASS="parameter"
>row</CODE
> tornou-se opcional.
      Ao chamar <B
CLASS="function"
>pg_fetch_row()</B
>, o contador de linha 
      interno será incrementado em 1.
     </P
></BLOCKQUOTE
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><P
>&#13;     Veja também <A
HREF="function.pg-query.html"
><B
CLASS="function"
>pg_query()</B
></A
>,
     <A
HREF="function.pg-fetch-array.html"
><B
CLASS="function"
>pg_fetch_array()</B
></A
>,
     <A
HREF="function.pg-fetch-object.html"
><B
CLASS="function"
>pg_fetch_object()</B
></A
> e
     <A
HREF="function.pg-fetch-result.html"
><B
CLASS="function"
>pg_fetch_result()</B
></A
>.
    </P
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