(PECL mongo >=1.3.0)
MongoClient::listDBs — Lists all of the databases available.
此函式沒有參數。
Returns an associative array containing three fields. The first field is databases, 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 totalSize (in bytes) and ok, which is 1 if this method ran successfully.
Example #1 MongoClient::listDBs() example
Example demonstrating how to use listDBs and the returned data structure.
<?php
$mongo = new MongoClient();
$dbs = $mongo->listDBs();
print_r($dbs);
?>
上例的輸出類似於:
Array ( [databases] => Array ( [0] => Array ( [name] => doctrine [sizeOnDisk] => 218103808 [empty] => ) ) [totalSize] => 218103808 [ok] => 1 )