mirror of
https://github.com/php/doc-ru.git
synced 2026-04-28 17:53:14 +02:00
Sergey Panteleev
105 lines
2.7 KiB
XML
105 lines
2.7 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- EN-Revision: 5e41012cfdf8f2eff5fa56de446c7656afac536c Maintainer: shein Status: ready -->
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<!-- Reviewed: no -->
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<refentry xml:id="function.oci-num-fields" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>oci_num_fields</refname>
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<refpurpose>Возвращает количество полей в результате запроса</refpurpose>
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</refnamediv>
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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>oci_num_fields</methodname>
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<methodparam><type>resource</type><parameter>statement</parameter></methodparam>
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</methodsynopsis>
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<para>
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Получает число столбцов в запросе, заданном в <parameter>statement</parameter>.
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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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<varlistentry>
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<term><parameter>statement</parameter></term>
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<listitem>
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<para>
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Идентификатор допустимого OCI запроса.
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</para>
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</listitem>
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</varlistentry>
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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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Возвращает число затронутых строк в виде целого числа (<type>int</type>).
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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>oci_num_fields</function></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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// Создате таблицу:
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// CREATE TABLE mytab (id NUMBER, quantity NUMBER);
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$conn = oci_connect("hr", "hrpwd", "localhost/XE");
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if (!$conn) {
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$m = oci_error();
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trigger_error(htmlentities($m['message']), E_USER_ERROR);
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}
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$stid = oci_parse($conn, "SELECT * FROM mytab");
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oci_execute($stid, OCI_DESCRIBE_ONLY); // используйте OCI_DESCRIBE_ONLY, если не получаете данных
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$ncols = oci_num_fields($stid);
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for ($i = 1; $i <= $ncols; $i++) {
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echo oci_field_name($stid, $i) . " " . oci_field_type($stid, $i) . "<br>\n";
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}
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// Выведет:
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// ID NUMBER
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// QUANTITY NUMBER
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oci_free_statement($stid);
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oci_close($conn);
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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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</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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