<HTML ><HEAD ><TITLE >pg_update</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK REL="HOME" TITLE="Manual de PHP" HREF="index.html"><LINK REL="UP" TITLE="Funciones de PostgreSQL" HREF="ref.pgsql.html"><LINK REL="PREVIOUS" TITLE="pg_untrace" HREF="function.pg-untrace.html"><LINK REL="NEXT" TITLE="Process Control Functions" HREF="ref.pcntl.html"><META HTTP-EQUIV="Content-type" CONTENT="text/html; charset=ISO-8859-1"></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 de PHP</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.pg-untrace.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="ref.pcntl.html" ACCESSKEY="N" >Siguiente</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.pg-update" ></A >pg_update</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN64951" ></A ><P > (PHP 4 >= 4.3.0)</P >pg_update -- Update table. </DIV ><DIV CLASS="refsect1" ><A NAME="AEN64954" ></A ><H2 >Description</H2 >long <B CLASS="methodname" >pg_update</B > ( resource connection, string table_name, array condition, array data [, int options])<BR ></BR ><P > <B CLASS="function" >pg_update()</B > updates records that matches <TT CLASS="literal" >condition</TT > with <TT CLASS="literal" >data</TT >. If <TT CLASS="literal" >options</TT > is specified, <A HREF="function.pg-convert.html" ><B CLASS="function" >pg_convert()</B ></A > is applied to <TT CLASS="literal" >data</TT > with specified options. </P ><TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN64981" ></A ><P ><B >Ejemplo 1. pg_update</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><PRE CLASS="php" ><?php $db = pg_connect ('dbname=foo'); $data = array('field1'=>'AA', 'field2'=>'BB'); // This is safe, since $_POST is converted automatically $res = pg_update($db, 'post_log', $_POST, $data); if ($res) { echo "Data is updated: $res\n"; } else { echo "User must have sent wrong inputs\n"; } ?></PRE ></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE ><DIV CLASS="note" ><BLOCKQUOTE CLASS="note" ><P ><B >Nota: </B > This function is experimental. </P ></BLOCKQUOTE ></DIV ><P > See also <A HREF="function.pg-convert.html" ><B CLASS="function" >pg_convert()</B ></A > </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-untrace.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Inicio</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="ref.pcntl.html" ACCESSKEY="N" >Siguiente</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >pg_untrace</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.pgsql.html" ACCESSKEY="U" >Subir</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >Process Control Functions</TD ></TR ></TABLE ></DIV ></BODY ></HTML >