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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<refentry xml:id="mysqli-stmt.field-count" xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>mysqli_stmt::$field_count</refname>
<refname>mysqli_stmt_field_count</refname>
<refpurpose>Returns the number of columns in the given statement</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<para>&style.oop;</para>
<fieldsynopsis><type>int</type><varname linkend="mysqli-stmt.field-count">mysqli_stmt->field_count</varname></fieldsynopsis>
<para>&style.procedural;</para>
<methodsynopsis>
<type>int</type><methodname>mysqli_stmt_field_count</methodname>
<methodparam><type>mysqli_stmt</type><parameter>statement</parameter></methodparam>
</methodsynopsis>
<para>
Returns the number of columns in the prepared statement.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
&mysqli.stmt.description;
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
Returns an integer representing the number of columns.
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<example>
<title>&style.oop;</title>
<programlisting role="php">
<![CDATA[
<?php
mysqli_report(MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT);
$mysqli = new mysqli("localhost", "my_user", "my_password", "world");
$code = 'FR';
$stmt = $mysqli->prepare("SELECT Name FROM Country WHERE Code=?");
$stmt->bind_param('s', $code);
$stmt->execute();
$row = $stmt->get_result()->fetch_row();
for ($i = 0; $i < $stmt->field_count; $i++) {
printf("Value of column number %d is %s", $i, $row[$i]);
}
]]>
</programlisting>
</example>
<example>
<title>&style.procedural;</title>
<programlisting role="php">
<![CDATA[
<?php
mysqli_report(MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT);
$mysqli = mysqli_connect("localhost", "my_user", "my_password", "world");
$code = 'FR';
$stmt = mysqli_prepare($mysqli, "SELECT Name FROM Country WHERE Code=?");
mysqli_stmt_bind_param($stmt, 's', $code);
mysqli_stmt_execute($stmt);
$result = mysqli_stmt_get_result($stmt);
$row = mysqli_fetch_row($result);
for ($i = 0; $i < mysqli_stmt_field_count($stmt); $i++) {
printf("Value of column number %d is %s", $i, $row[$i]);
}
]]>
</programlisting>
&examples.outputs.similar;
<screen>
<![CDATA[
Value of column number 0 is France
]]>
</screen>
</example>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function>mysqli_stmt_num_rows</function></member>
</simplelist>
</para>
</refsect1>
</refentry>
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sgml-shorttag:t
sgml-minimize-attributes:nil
sgml-always-quote-attributes:t
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sgml-parent-document:nil
sgml-default-dtd-file:"~/.phpdoc/manual.ced"
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-->
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