MongoDB::listCollections

(PECL mongo >=0.9.0)

MongoDB::listCollections — Get an of MongoCollection for this database

Opis

public array MongoDB::listCollections ([ bool $includeSystemCollections = false ] )

Gets a list of all the collections in the database and returns them as an array of MongoCollection objects.

Parametry

includeSystemCollections: Include system collections.

Zwracane wartości

Returns an array of MongoCollections.

Rejestr zmian

Wersja	Opis
1.3.0	Added the `includeSystemCollections` parameter.

Przykłady

Przykład #1 MongoDB::listCollections() example

The following example demonstrates dropping each collection in a database.


<?php

$m = new MongoClient();
$db = $m->selectDB("sample");

$list = $db->listCollections();
foreach ($list as $collection) {
    echo "removing $collection... ";
    $collection->drop();
    echo "gone\n";
}

?>

Powyższy przykład wyświetli coś podobnego do:

removing sample.blog.posts... gone
removing sample.critical.docs... gone
removing sample.taxes... gone
...