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git-svn-id: https://svn.php.net/repository/phpdoc/ru/trunk@335423 c90b9560-bf6c-de11-be94-00142212c4b1
115 lines
3.0 KiB
XML
115 lines
3.0 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- EN-Revision: 65e697ff671608989432a6e6bf8ae8128b2be2c7 Maintainer: shein Status: ready -->
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<!-- Reviewed: no -->
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<!-- $Revision$ -->
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<refentry xml:id="function.mysql-field-len" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>mysql_field_len</refname>
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<refpurpose>Возвращает длину указанного поля</refpurpose>
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</refnamediv>
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<refsynopsisdiv>
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<warning>
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&mysql.alternative.note;
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<simplelist role="alternatives">
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<member><function>mysqli_fetch_field_direct</function> [length]</member>
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<member><methodname>PDOStatement::getColumnMeta</methodname> [len]</member>
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</simplelist>
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</warning>
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</refsynopsisdiv>
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<refsect1 role="description">
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&reftitle.description;
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<methodsynopsis>
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<type>int</type><methodname>mysql_field_len</methodname>
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<methodparam><type>resource</type><parameter>result</parameter></methodparam>
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<methodparam><type>int</type><parameter>field_offset</parameter></methodparam>
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</methodsynopsis>
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<para>
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<function>mysql_field_len</function> возвращает длину указанного поля.
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</para>
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</refsect1>
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<refsect1 role="parameters">
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&reftitle.parameters;
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<para>
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<variablelist>
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&mysql.result.description;
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&mysql.field-offset.req.description;
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</variablelist>
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</para>
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</refsect1>
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<refsect1 role="returnvalues">
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&reftitle.returnvalues;
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<para>
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Длина указанного поля в случае успеха&return.falseforfailure;.
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</para>
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</refsect1>
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<refsect1 role="examples">
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&reftitle.examples;
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<para>
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<example>
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<title>Пример использования <function>mysql_field_len</function></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$result = mysql_query("SELECT id,email FROM people WHERE id = '42'");
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if (!$result) {
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echo 'Не удалось выполнить запрос: ' . mysql_error();
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exit;
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}
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// Получит длину поля id так, как указано в структуре базы данных
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$length = mysql_field_len($result, 0);
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echo $length;
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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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</refsect1>
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<refsect1 role="notes">
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&reftitle.notes;
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<note>
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<para>
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&info.deprecated.alias;
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<function>mysql_fieldlen</function>
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</para>
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</note>
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</refsect1>
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<refsect1 role="seealso">
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&reftitle.seealso;
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<para>
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<simplelist>
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<member><function>mysql_fetch_lengths</function></member>
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<member><function>strlen</function></member>
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</simplelist>
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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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indent-tabs-mode:nil
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sgml-parent-document:nil
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sgml-default-dtd-file:"~/.phpdoc/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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