mirror of
https://github.com/sigmasternchen/php-doc-en
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4cb981d827
git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@281555 c90b9560-bf6c-de11-be94-00142212c4b1
102 lines
2.4 KiB
XML
102 lines
2.4 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision: 1.2 $ -->
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<refentry xml:id="mongocollection.count" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
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<refnamediv>
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<refname>MongoCollection::count</refname>
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<refpurpose>Counts the number of documents in this collection</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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<modifier>public</modifier> <type>int</type><methodname>MongoCollection::count</methodname>
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<methodparam choice="opt"><type>array</type><parameter>query</parameter><initializer>array()</initializer></methodparam>
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<methodparam choice="opt"><type>array</type><parameter>fields</parameter><initializer>array()</initializer></methodparam>
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</methodsynopsis>
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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>
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<parameter>query</parameter>
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</term>
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<listitem>
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<para>
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Only count documents matching this query.
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</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term>
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<parameter>fields</parameter>
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</term>
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<listitem>
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<para>
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Only count documents with these fields.
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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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Returns the number of documents.
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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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<example>
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<title><function>MongoCollection::count</function> example</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$collection->insert(array('x'=>1));
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$collection->insert(array('x'=>2));
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$collection->insert(array('x'=>3, 'y'=>1));
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var_dump($collection->count());
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var_dump($collection->count(array('x'=>1)));
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var_dump($collection->count(array(), array('z'=>1)));
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?>
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]]>
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</programlisting>
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&example.outputs.similar;
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<screen>
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<![CDATA[
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float(3)
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float(1)
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float(0)
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]]>
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</screen>
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</example>
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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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