ibase-num-fields.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<!-- EN-Revision: 96c9d88bad9a7d7d44bfb7f26c226df7ee9ddf26 Maintainer: hirokawa Status: ready -->
<refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.ibase-num-fields">
 <refnamediv>
  <refname>ibase_num_fields</refname>
  <refpurpose>結果セットにおけるフィールド数を得る</refpurpose>
 </refnamediv>
 
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>int</type><methodname>ibase_num_fields</methodname>
   <methodparam><type>resource</type><parameter>result_id</parameter></methodparam>
  </methodsynopsis>
  <para>
   結果セットにおけるフィールド数を整数として返します。
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>result_id</parameter></term>
     <listitem>
      <para>
       InterBase 結果 ID。
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   フィールドの数を整数値で返します。
  </para>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title><function>ibase_num_fields</function> の例</title>
    <programlisting role="php">
<![CDATA[
<?php
$rs = ibase_query("SELECT * FROM tablename");
$coln = ibase_num_fields($rs);
for ($i = 0; $i < $coln; $i++) {
    $col_info = ibase_field_info($rs, $i);
    echo "name: " . $col_info['name'] . "\n";
    echo "alias: " . $col_info['alias'] . "\n";
    echo "relation: " . $col_info['relation'] . "\n";
    echo "length: " . $col_info['length'] . "\n";
    echo "type: " . $col_info['type'] . "\n";
}
?>
]]>
    </programlisting>
   </example>   
  </para>
 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>ibase_field_info</function></member>
   </simplelist>
  </para>
 </refsect1>

</refentry>

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