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<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.2 $ -->
<refentry id="function.maxdb-stmt-param-count">
<refnamediv>
<refname>maxdb_stmt_param_count</refname>
<refname>stmt->param_count</refname>
<refpurpose>Returns the number of parameter for the given statement</refpurpose>
</refnamediv>
<refsect1>
<title>Description</title>
<para>Procedural style:</para>
<methodsynopsis>
<type>int</type><methodname>maxdb_stmt_param_count</methodname>
<methodparam><type>resource</type><parameter>stmt</parameter></methodparam>
</methodsynopsis>
<para>Object oriented style (property):</para>
<classsynopsis>
<ooclass><classname>stmt</classname></ooclass>
<fieldsynopsis><type>int</type><varname>param_count</varname></fieldsynopsis>
</classsynopsis>
<para>
<function>maxdb_stmt_param_count</function> returns the number of parameter
markers present in the prepared statement.
</para>
</refsect1>
<refsect1>
&reftitle.returnvalues;
<para>
returns an integer representing the number of parameters.
</para>
</refsect1>
<refsect1>
&reftitle.seealso;
<para>
<function>maxdb_prepare</function>
</para>
</refsect1>
<refsect1>
<title>Example</title>
<example>
<title>Object oriented style</title>
<programlisting role="php">
<![CDATA[
<?php
$maxdb = new maxdb("localhost", "MONA", "RED", "DEMODB");
/* check connection */
if (maxdb_connect_errno()) {
printf("Connect failed: %s\n", maxdb_connect_error());
exit();
}
if ($stmt = $maxdb->prepare("SELECT name FROM hotel.city WHERE name=? OR state=?")) {
$marker = $stmt->param_count;
printf("Statement has %d markers.\n", $marker);
/* close statement */
$stmt->close();
}
/* close connection */
$maxdb->close();
?>
]]>
</programlisting>
</example>
<example>
<title>Procedural style</title>
<programlisting role="php">
<![CDATA[
<?php
$link = maxdb_connect("localhost", "MONA", "RED", "DEMODB");
/* check connection */
if (maxdb_connect_errno()) {
printf("Connect failed: %s\n", maxdb_connect_error());
exit();
}
if ($stmt = maxdb_prepare($link, "SELECT name FROM hotel.city WHERE name=? OR state=?")) {
$marker = maxdb_stmt_param_count($stmt);
printf("Statement has %d markers.\n", $marker);
/* close statement */
maxdb_stmt_close($stmt);
}
/* close connection */
maxdb_close($link);
?>
]]>
</programlisting>
</example>
<para>
The above examples would produce the following output:
</para>
<screen>
<![CDATA[
Statement has 2 markers.
]]>
</screen>
</refsect1>
</refentry>
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