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<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.10 $ -->
<refentry xml:id="function.ifx-fetch-row" xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>ifx_fetch_row</refname>
<refpurpose>Get row as an associative array</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>array</type><methodname>ifx_fetch_row</methodname>
<methodparam><type>resource</type><parameter>result_id</parameter></methodparam>
<methodparam choice="opt"><type>mixed</type><parameter>position</parameter></methodparam>
</methodsynopsis>
<para>
Fetches one row of data from the result associated with the specified
result identifier.
</para>
<para>
Subsequent calls to <function>ifx_fetch_row</function> would return the
next row in the result set, or &false; if there are no more rows.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term><parameter>result_id</parameter></term>
<listitem>
<para>
<parameter>result_id</parameter> is a valid resultid returned by
<function>ifx_query</function> or
<function>ifx_prepare</function> (select type queries only!).
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>position</parameter></term>
<listitem>
<para>
An optional parameter for a "fetch" operation on "scroll" cursors:
<literal>NEXT</literal>, <literal>PREVIOUS</literal>,
<literal>CURRENT</literal>, <literal>FIRST</literal>,
<literal>LAST</literal> or a number. If you specify a number, an
"absolute" row fetch is executed. This parameter is optional, and
only valid for SCROLL cursors.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
Returns an associative array that corresponds to the fetched row, or
&false; if there are no more rows.
</para>
<para>
Blob columns are returned as integer blob id values for use in
<function>ifx_get_blob</function> unless you have used
ifx_textasvarchar(1) or ifx_byteasvarchar(1), in which case blobs
are returned as string values.
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title>Informix fetch rows</title>
<programlisting role="php">
<![CDATA[
<?php
$rid = ifx_prepare ("select * from emp where name like " . $name,
$connid, IFX_SCROLL);
if (! $rid) {
/* ... error ... */
}
$rowcount = ifx_affected_rows($rid);
if ($rowcount > 1000) {
printf ("Too many rows in result set (%d)\n<br />", $rowcount);
die ("Please restrict your query<br />\n");
}
if (! ifx_do ($rid)) {
/* ... error ... */
}
$row = ifx_fetch_row ($rid, "NEXT");
while (is_array($row)) {
for (reset($row); $fieldname=key($row); next($row)) {
$fieldvalue = $row[$fieldname];
printf ("%s = %s,", $fieldname, $fieldvalue);
}
printf("\n<br />");
$row = ifx_fetch_row($rid, "NEXT");
}
ifx_free_result ($rid);
?>
]]>
</programlisting>
</example>
</para>
</refsect1>
</refentry>
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