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67909f918b
git-svn-id: https://svn.php.net/repository/phpdoc/fr/trunk@177341 c90b9560-bf6c-de11-be94-00142212c4b1
90 lines
2.7 KiB
XML
90 lines
2.7 KiB
XML
<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- $Revision: 1.9 $ -->
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<!-- EN-Revision: 1.6 Maintainer: yannick Status: ready -->
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<refentry id="function.sqlite-fetch-single">
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<refnamediv>
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<refname>sqlite_fetch_single</refname>
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<refname>SQLiteResult->fetchSingle</refname>
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<refname>SQLiteUnbuffered->fetchSingle</refname>
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<refpurpose>Lit la première ligne d'un résultat SQLite sous forme de chaîne</refpurpose>
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</refnamediv>
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<refsect1>
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&reftitle.description;
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<methodsynopsis>
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<type>string</type><methodname>sqlite_fetch_single</methodname>
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<methodparam><type>resource</type><parameter>result</parameter></methodparam>
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<methodparam choice="opt"><type>bool</type><parameter>decode_binary</parameter></methodparam>
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</methodsynopsis>
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&title.oop;
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<classsynopsis>
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<ooclass><classname>SQLiteResult</classname></ooclass>
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<methodsynopsis>
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<type>string</type><methodname>fetchSingle</methodname>
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<methodparam choice="opt"><type>bool</type><parameter>decode_binary</parameter></methodparam>
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</methodsynopsis>
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</classsynopsis>
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<classsynopsis>
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<ooclass><classname>SQLiteUnbuffered</classname></ooclass>
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<methodsynopsis>
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<type>string</type><methodname>fetchSingle</methodname>
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<methodparam choice="opt"><type>bool</type><parameter>decode_binary</parameter></methodparam>
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</methodsynopsis>
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</classsynopsis>
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<para>
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<function>sqlite_fetch_single</function> est identique à
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<function>sqlite_fetch_array</function> hormis le fait qu'elle retourne
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uniquement la valeur de la première colonne du résultat.
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</para>
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<para>
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C'est la méthode optimale pour lire des données, si vous n'êtes
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interessé que par les valeurs de la première colonne.
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</para>
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&sqlite.decode-bin;
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<para>
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<example>
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<title>Exemple avec <function>sqlite_fetch_single</function></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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if ($db = sqlite_open('mysqlitedb', 0666, $sqliteerror)) {
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$sql = 'SELECT id FROM sometable WHERE id = 42';
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$res = sqlite_query($db, $sql);
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if (sqlite_num_rows($res) > 0) {
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echo sqlite_fetch_single($res); // 42
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}
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sqlite_close($db);
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}
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?>
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]]>
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</programlisting>
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</example>
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</para>
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<para>
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Voir aussi
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<function>sqlite_fetch_array</function>.
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</para>
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</refsect1>
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</refentry>
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<!-- Keep this comment at the end of the file
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Local variables:
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mode: sgml
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sgml-omittag:t
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sgml-shorttag:t
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sgml-minimize-attributes:nil
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sgml-always-quote-attributes:t
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sgml-indent-step:1
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sgml-indent-data:t
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sgml-parent-document:nil
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sgml-default-dtd-file:"../../manual.ced"
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sgml-exposed-tags:nil
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sgml-local-catalogs:nil
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sgml-local-ecat-files:nil
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End:
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vim600: syn=xml fen fdm=syntax fdl=2 si
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vim: et tw=78 syn=sgml
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vi: ts=1 sw=1
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-->
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