<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >pg_fetch_all_columns</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="PostgreSQL" HREF="ref.pgsql.html"><LINK REL="PREVIOUS" TITLE="pg_execute" HREF="function.pg-execute.html"><LINK REL="NEXT" TITLE="pg_fetch_all" HREF="function.pg-fetch-all.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.pg-execute.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.pg-fetch-all.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.pg-fetch-all-columns" ></A >pg_fetch_all_columns</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN180769" ></A ><P > (PHP 5 >= 5.1.0RC1)</P >pg_fetch_all_columns -- Fetches all rows in a particular result column as an array</DIV ><DIV CLASS="refsect1" ><A NAME="AEN180772" ></A ><H2 >Descrição</H2 >array <B CLASS="methodname" >pg_fetch_all_columns</B > ( resource result [, int column] )<BR ></BR ><P > <B CLASS="function" >pg_fetch_all_columns()</B > returns an array that contains all rows (records) in a particular column of the result resource. </P ><DIV CLASS="note" ><BLOCKQUOTE CLASS="note" ><P ><B >Nota: </B >Esta função assimila campos NULL para o o <TT CLASS="constant" ><B >NULL</B ></TT > do PHP.</P ></BLOCKQUOTE ></DIV ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN180788" ></A ><H2 >Parâmetros</H2 ><P > <P ></P ><DIV CLASS="variablelist" ><DL ><DT ><CODE CLASS="parameter" >result</CODE ></DT ><DD ><P > PostgreSQL query result resource, returned by <A HREF="function.pg-query.html" ><B CLASS="function" >pg_query()</B ></A >, <A HREF="function.pg-query-params.html" ><B CLASS="function" >pg_query_params()</B ></A > or <A HREF="function.pg-execute.html" ><B CLASS="function" >pg_execute()</B ></A > (among others). </P ></DD ><DT ><CODE CLASS="parameter" >column</CODE ></DT ><DD ><P > Column number, zero-based, to be retrieved from the result resource. Defaults to the first column if not specified. </P ></DD ></DL ></DIV > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN180805" ></A ><H2 >Valores de retornado</H2 ><P > An <A HREF="language.types.array.html" ><B CLASS="type" >array</B ></A > with all values in the result column. </P ><P > <TT CLASS="constant" ><B >FALSE</B ></TT > is returned if <CODE CLASS="parameter" >column</CODE > is larger than the number of columns in the result, or on any other error. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN180812" ></A ><H2 >Exemplos</H2 ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN180815" ></A ><P ><B >Exemplo 1. <B CLASS="function" >pg_fetch_all_columns()</B > example</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php <br />$conn </font><font color="#007700">= </font><font color="#0000BB">pg_pconnect</font><font color="#007700">(</font><font color="#DD0000">"dbname=publisher"</font><font color="#007700">);<br />if (!</font><font color="#0000BB">$conn</font><font color="#007700">) {<br /> echo </font><font color="#DD0000">"An error occured.\n"</font><font color="#007700">;<br /> 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 title, name, address FROM authors"</font><font color="#007700">);<br />if (!</font><font color="#0000BB">$result</font><font color="#007700">) {<br /> echo </font><font color="#DD0000">"An error occured.\n"</font><font color="#007700">;<br /> exit;<br />}<br /><br /></font><font color="#FF8000">// Get an array of all author names<br /></font><font color="#0000BB">$arr </font><font color="#007700">= </font><font color="#0000BB">pg_fetch_all_columns</font><font color="#007700">(</font><font color="#0000BB">$result</font><font color="#007700">, </font><font color="#0000BB">1</font><font color="#007700">);<br /><br /></font><font color="#0000BB">var_dump</font><font color="#007700">(</font><font color="#0000BB">$arr</font><font color="#007700">);<br /><br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN180819" ></A ><H2 >Veja também</H2 ><P > <P ></P ><TABLE BORDER="0" ><TBODY ><TR ><TD ><A HREF="function.pg-fetch-all.html" ><B CLASS="function" >pg_fetch_all()</B ></A ></TD ></TR ></TBODY ></TABLE ><P ></P > </P ></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.pg-execute.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.pg-fetch-all.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >pg_execute</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.pgsql.html" ACCESSKEY="U" >Acima</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >pg_fetch_all</TD ></TR ></TABLE ></DIV ></BODY ></HTML >