MongoCollection::__constructMongoCollection::count
(PECL mongo >=0.9.0)
MongoCollection::count — Counts the number of documents in this collection
Beschreibung
public int MongoCollection::count
([ array
$query = array()
[, int $limit = 0
[, int $skip = 0
]]] )Parameter-Liste
-
query -
Associative array or object with fields to match.
-
limit -
Specifies an upper limit to the number returned.
-
skip -
Specifies a number of results to skip before starting the count.
Rückgabewerte
Returns the number of documents matching the query.
Changelog
| Version | Beschreibung |
|---|---|
| 1.0.7 | Added limit and skip parameters. |
Beispiele
Beispiel #1 MongoCollection::count() example
<?php
$collection->insert(array('x'=>1));
$collection->insert(array('x'=>2));
$collection->insert(array('x'=>3));
var_dump($collection->count());
var_dump($collection->count(array('x'=>1)));
?>
Das oben gezeigte Beispiel erzeugt eine ähnliche Ausgabe wie:
int(3) int(1)
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MongoCollection::count
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