2008-01-22 21:04:44 +00:00
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<?xml version="1.0" encoding="UTF-8"?>
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2004-04-13 08:46:28 +00:00
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<!-- $Revision$ -->
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2008-05-25 15:06:11 +00:00
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<!-- EN-Revision: 0 Maintainer: freespace Status: ready -->
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2004-04-15 15:47:00 +00:00
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<sect1 id="language.function.html.options">
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2005-12-30 15:43:38 +00:00
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<title>{html_options}</title>
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2008-01-22 21:04:44 +00:00
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<para>{html_options} является
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<link linkend="language.custom.functions">пользовательской функцией</link>,
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которая создает группу HTML-тэгов option по указанной информации.
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Также она обеспечивает выбор элемента по умолчанию.
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Параметры values и output являются обязательными, если не указан атрибут
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options.
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</para>
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2004-04-15 15:47:00 +00:00
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<informaltable frame="all">
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<tgroup cols="5">
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<colspec colname="param" align="center" />
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<colspec colname="type" align="center" />
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<colspec colname="required" align="center" />
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<colspec colname="default" align="center" />
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<colspec colname="desc" />
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<thead>
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<row>
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<entry>Имя атрибута</entry>
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<entry>Тип</entry>
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<entry>Обязателен</entry>
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<entry>По умолчанию</entry>
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<entry>Описание</entry>
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</row>
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</thead>
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<tbody>
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<row>
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<entry>values</entry>
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<entry>массив</entry>
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<entry>Да, если не указан атрибут options</entry>
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<entry><emphasis>n/a</emphasis></entry>
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<entry>массив значений для выпадающего списка</entry>
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</row>
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<row>
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<entry>output</entry>
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<entry>массив</entry>
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<entry>Да, если не указан атрибут options</entry>
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<entry><emphasis>n/a</emphasis></entry>
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<entry>массив названий для выпадающего списка</entry>
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</row>
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<row>
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<entry>selected</entry>
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<entry>string/array</entry>
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<entry>Нет</entry>
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<entry><emphasis>пусто</emphasis></entry>
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<entry>Выбранный элемент(ы)</entry>
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</row>
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<row>
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<entry>options</entry>
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<entry>ассоциативный массив</entry>
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<entry>Да, если не указаны атрибуты values и output</entry>
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<entry><emphasis>n/a</emphasis></entry>
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<entry>ассоциативный массив значений и названий</entry>
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</row>
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<row>
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<entry>name</entry>
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<entry>string</entry>
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<entry>Нет</entry>
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<entry><emphasis>пусто</emphasis></entry>
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<entry>Название выпадающего списка</entry>
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</row>
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</tbody>
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</tgroup>
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</informaltable>
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<para>
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Если переданное значение - массив, оно будет принято за HTML-тэг <optgroup>
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и отображено в виде групп. В элементе <optgroup> поддерживается рекурсия.
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Весь вывод совместим с XHTML.
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</para>
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<para>
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Если указан необязательный параметр <emphasis>name</emphasis>, список будет
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окружен тэгом <select name="groupname"></select>.
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В противном случае будут сгенерированы лишь элементы <option>.
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</para>
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<para>
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Все параметры, которые не указаны выше, выводятся в виде
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пар name/value в тэге <select>. Если необязательный
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параметр <emphasis>name</emphasis> не указан, они игнорируются.
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</para>
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<example>
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<title>{html_options}</title>
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<para>
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<emphasis role="bold">Пример №1:</emphasis>
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</para>
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<programlisting role="php">
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<![CDATA[
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<?php
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2005-01-07 17:56:21 +00:00
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$smarty->assign('cust_ids', array(1000,1001,1002,1003));
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$smarty->assign('cust_names', array(
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'Joe Schmoe',
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'Jack Smith',
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'Jane Johnson',
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'Charlie Brown'));
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$smarty->assign('customer_id', 1001);
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2005-12-30 15:43:38 +00:00
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?>
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]]>
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</programlisting>
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<para>
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Шаблон:
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</para>
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<programlisting>
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<![CDATA[
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<select name="customer_id">
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{html_options values=$cust_ids output=$cust_names selected=$customer_id}
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</select>
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]]>
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</programlisting>
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<para>
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<emphasis role="bold">Пример №2:</emphasis>
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</para>
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<programlisting role="php">
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<![CDATA[
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<?php
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2005-01-07 17:56:21 +00:00
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$smarty->assign('cust_options', array(
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1000 => 'Joe Schmoe',
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1001 => 'Jack Smith',
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1002 => 'Jane Johnson',
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1003 => 'Charlie Brown')
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);
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$smarty->assign('customer_id', 1001);
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2005-12-30 15:43:38 +00:00
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?>
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]]>
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</programlisting>
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<para>
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Шаблон:
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</para>
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<programlisting>
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<![CDATA[
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{html_options name=customer_id options=$cust_options selected=$customer_id}
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]]>
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</programlisting>
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<para>
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Результат выполнения обоих примеров будет следующим:
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</para>
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<screen>
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<![CDATA[
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<select name="customer_id">
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<option label="Joe Schmoe" value="1000">Joe Schmoe</option>
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<option label="Jack Smith" value="1001" selected="selected">Jack Smith</option>
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<option label="Jane Johnson" value="1002">Jane Johnson</option>
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<option label="Charlie Brown" value="1003">Charlie Brown</option>
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</select>
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]]>
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</screen>
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</example>
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<example>
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2008-01-22 21:04:44 +00:00
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<title>{html_options} - Пример с базой данных (к примеру, PEAR или ADODB):</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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2004-04-13 08:46:28 +00:00
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2006-07-20 11:56:09 +00:00
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$sql = 'select type_id, types from contact_types order by type';
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$smarty->assign('contact_types',$db->getAssoc($sql));
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2006-07-20 11:56:09 +00:00
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$sql = 'select contact_id, name, email, contact_type_id
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from contacts where contact_id='.$contact_id;
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$smarty->assign('contact',$db->getRow($sql));
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2005-12-30 15:43:38 +00:00
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?>
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]]>
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</programlisting>
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<para>
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Шаблон:
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</para>
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<programlisting>
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<![CDATA[
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<select name="type_id">
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<option value='null'>-- none --</option>
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{html_options options=$contact_types selected=$contact.type_id}
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</select>
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2004-11-25 23:07:24 +00:00
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]]>
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2004-04-15 15:47:00 +00:00
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</programlisting>
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</example>
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<para>
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См. также
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<link linkend="language.function.html.checkboxes">{html_checkboxes}</link>
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и
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<link linkend="language.function.html.radios">{html_radios}</link>
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</para>
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</sect1>
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2004-04-13 08:46:28 +00:00
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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:"../../../../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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