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<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.4 $ -->
<refentry id="function.maxdb-field-seek">
<refnamediv>
<refname>maxdb_field_seek</refname>
<refname>result->field_seek</refname>
<refpurpose>
Set result pointer to a specified field offset
</refpurpose>
</refnamediv>
<refsect1>
<title>Description</title>
<para>Procedural style:</para>
<methodsynopsis>
<type>int</type><methodname>maxdb_field_seek</methodname>
<methodparam><type>resource</type><parameter>result</parameter></methodparam>
<methodparam><type>int</type><parameter>fieldnr</parameter></methodparam>
</methodsynopsis>
<para>Object oriented style (method):</para>
<classsynopsis>
<ooclass><classname>result</classname></ooclass>
<methodsynopsis>
<type>int</type>
<methodname>field_seek</methodname>
<methodparam><type>int</type><parameter>fieldnr</parameter></methodparam>
</methodsynopsis>
</classsynopsis>
<para>
Sets the field cursor to the given offset. The next call to <function>maxdb_fetch_field</function>
will retrieve the field definition of the column associated with that offset.
</para>
<note>
<para>To seek to the beginning of a row, pass an offset value of zero.</para>
</note>
</refsect1>
<refsect1>
<title>Return values</title>
<para>
<function>maxdb_field_seek</function> returns previuos value of field cursor.
</para>
</refsect1>
<refsect1>
<title>See also</title>
<para>
<function>maxdb_fetch_field</function>
</para>
</refsect1>
<refsect1>
<title>Example</title>
<example>
<title>Object oriented style</title>
<programlisting role="php">
<![CDATA[
<?php
$maxdb = new maxdb("localhost", "MONA", "RED", "DEMODB");
/* check connection */
if (maxdb_connect_errno()) {
printf("Connect failed: %s\n", maxdb_connect_error());
exit();
}
$query = "SELECT name, cno from hotel.customer ORDER BY cno";
if ($result = $maxdb->query($query)) {
/* Get field information for 2nd column */
$result->field_seek(1);
$finfo = $result->fetch_field();
printf("Name: %s\n", $finfo->name);
printf("Table: %s\n", $finfo->table);
printf("max. Len: %d\n", $finfo->max_length);
printf("Flags: %d\n", $finfo->flags);
printf("Type: %d\n\n", $finfo->type);
$result->close();
}
/* close connection */
$maxdb->close();
?>
]]>
</programlisting>
</example>
<example>
<title>Procedural style</title>
<programlisting role="php">
<![CDATA[
<?php
$link = maxdb_connect("localhost", "MONA", "RED", "DEMODB");
/* check connection */
if (maxdb_connect_errno()) {
printf("Connect failed: %s\n", maxdb_connect_error());
exit();
}
$query = "SELECT name, cno from hotel.customer ORDER BY cno";
if ($result = maxdb_query($link, $query)) {
/* Get field information for 2nd column */
maxdb_field_seek($result, 1);
$finfo = maxdb_fetch_field($result);
printf("Name: %s\n", $finfo->name);
printf("Table: %s\n", $finfo->table);
printf("max. Len: %d\n", $finfo->max_length);
printf("Flags: %d\n", $finfo->flags);
printf("Type: %d\n\n", $finfo->type);
maxdb_free_result($result);
}
/* close connection */
maxdb_close($link);
?>
]]>
</programlisting>
</example>
<para>
The above examples would produce the following output:
</para>
<screen>
<![CDATA[
Name: NAME
Table:
max. Len: 10
Flags: -1
Type: 2
]]>
</screen>
</refsect1>
</refentry>
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