sqlsrv-has-rows.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<refentry xml:id="function.sqlsrv-has-rows" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
 <refnamediv>
  <refname>sqlsrv_has_rows</refname>
  <refpurpose>Indicates whether the specified statement has rows</refpurpose>
 </refnamediv>
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>bool</type><methodname>sqlsrv_has_rows</methodname>
   <methodparam><type>resource</type><parameter>stmt</parameter></methodparam>
  </methodsynopsis>
  <para>
   Indicates whether the specified statement has rows.
  </para>
 </refsect1>
 
 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>stmt</parameter></term>
     <listitem>
      <para>
       A statement resource returned by <function>sqlsrv_query</function> or 
       <function>sqlsrv_execute</function>.
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>
 
 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   Returns &true; if the specified statement has rows and &false; if the statement 
   does not have rows or if an error occurred.
  </para>
 </refsect1>
 
 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title><function>sqlsrv_has_rows</function> example</title>
    <programlisting role="php">
<![CDATA[
<?php
$server = "serverName\sqlexpress";
$connectionInfo = array( "Database"=>"dbName", "UID"=>"username", "PWD"=>"password" );
$conn = sqlsrv_connect( $server, $connectionInfo );

$stmt = sqlsrv_query( $conn, "SELECT * FROM Table_1");

if ($stmt) {
   $rows = sqlsrv_has_rows( $stmt );
   if ($rows === true)
      echo "There are rows. <br />";
   else 
      echo "There are no rows. <br />";
}
?>
]]>
    </programlisting>
   </example>
  </para>
 </refsect1>
 
 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>sqlsrv_num_rows</function></member>
    <member><function>sqlsrv_query</function></member>
   </simplelist>
  </para>
 </refsect1>
</refentry>

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