php-doc-en/reference/mongo/mongoclient/listdbs.xml

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XML

<?xml version="1.0" encoding="utf-8"?>
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<refentry xml:id="mongoclient.listdbs" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>MongoClient::listDBs</refname>
<refpurpose>Lists all of the databases available.</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<modifier>public</modifier> <type>array</type><methodname>MongoClient::listDBs</methodname>
<void/>
</methodsynopsis>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
&no.function.parameters;
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
Returns an associative array containing three fields. The first field is
<literal>databases</literal>, which in turn contains an array. Each element
of the array is an associative array corresponding to a database, giving th
database's name, size, and if it's empty. The other two fields are
<literal>totalSize</literal> (in bytes) and <literal>ok</literal>, which is 1
if this method ran successfully.
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<example>
<title><methodname>MongoClient::listDBs</methodname> example</title>
<para>
Example demonstrating how to use listDBs and the returned data structure.
</para>
<programlisting role="php">
<![CDATA[
<?php
$mongo = new MongoClient();
$dbs = $mongo->listDBs();
print_r($dbs);
?>
]]>
</programlisting>
&example.outputs.similar;
<screen>
<![CDATA[
Array
(
[databases] => Array
(
[0] => Array
(
[name] => doctrine
[sizeOnDisk] => 218103808
[empty] =>
)
)
[totalSize] => 218103808
[ok] => 1
)
]]>
</screen>
</example>
</refsect1>
</refentry>
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