php-doc-en/reference/ibase/functions/ibase-num-fields.xml

<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.5 $ -->
<!-- splitted from ./en/functions/ibase.xml, last change in rev 1.12 -->
  <refentry id="function.ibase-num-fields">
   <refnamediv>
    <refname>ibase_num_fields</refname>
    <refpurpose>
     Get the number of fields in a result set
    </refpurpose>
   </refnamediv>
   <refsect1>
    <title>Description</title>
     <methodsynopsis>
      <type>int</type><methodname>ibase_num_fields</methodname>
      <methodparam><type>resource</type><parameter>result_id</parameter></methodparam>
     </methodsynopsis>
    <para>
     Returns an integer containing the number of fields in a result
     set.
     <informalexample>
      <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>
     </informalexample>
    </para>
    <para>
     See also: <function>ibase_field_info</function>.
    </para>
   </refsect1>
  </refentry>

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