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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<!-- splitted from ./en/functions/pgsql.xml, last change in rev 1.58 -->
<refentry xml:id="function.pg-get-result" xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>pg_get_result</refname>
<refpurpose>
Get asynchronous query result
</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type class="union"><type>PgSql\Result</type><type>false</type></type><methodname>pg_get_result</methodname>
<methodparam><type>PgSql\Connection</type><parameter>connection</parameter></methodparam>
</methodsynopsis>
<para>
<function>pg_get_result</function> gets an <classname>PgSql\Result</classname> instance from
an asynchronous query executed by
<function>pg_send_query</function>, <function>pg_send_query_params</function> or
<function>pg_send_execute</function>.
</para>
<para><function>pg_send_query</function> and the
other asynchronous query functions
can send multiple queries to a PostgreSQL server and
<function>pg_get_result</function> is used to get each query's results,
one by one.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term><parameter>connection</parameter></term>
<listitem>
&pgsql.parameter.connection;
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
An <classname>PgSql\Result</classname> instance, or &false; if no more results are available.
</para>
</refsect1>
<refsect1 role="changelog">
&reftitle.changelog;
<informaltable>
<tgroup cols="2">
<thead>
<row>
<entry>&Version;</entry>
<entry>&Description;</entry>
</row>
</thead>
<tbody>
&pgsql.changelog.return-result-object;
&pgsql.changelog.connection-object;
</tbody>
</tgroup>
</informaltable>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title><function>pg_get_result</function> example</title>
<programlisting role="php">
<![CDATA[
<?php
$dbconn = pg_connect("dbname=publisher") or die("Could not connect");
if (!pg_connection_busy($dbconn)) {
pg_send_query($dbconn, "select * from authors; select count(*) from authors;");
}
$res1 = pg_get_result($dbconn);
echo "First call to pg_get_result(): $res1\n";
$rows1 = pg_num_rows($res1);
echo "$res1 has $rows1 records\n\n";
$res2 = pg_get_result($dbconn);
echo "Second call to pg_get_result(): $res2\n";
$rows2 = pg_num_rows($res2);
echo "$res2 has $rows2 records\n";
?>
]]>
</programlisting>
&example.outputs;
<screen>
<![CDATA[
First call to pg_get_result(): Resource id #3
Resource id #3 has 3 records
Second call to pg_get_result(): Resource id #4
Resource id #4 has 1 records
]]>
</screen>
</example>
</para>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function>pg_send_query</function></member>
</simplelist>
</para>
</refsect1>
</refentry>
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