MongoCollection::count

(PECL mongo >=0.9.0)

MongoCollection::count — Counts the number of documents in this collection

Описание

public int MongoCollection::count ([ array $query = array() [, int $limit = 0 [, int $skip = 0 ]]] )

Список параметров

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.

Возвращаемые значения

Returns the number of documents matching the query.

Список изменений

Версия	Описание
1.0.7	Added limit and skip parameters.

Примеры

Пример #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)));

?>

Результатом выполнения данного примера будет что-то подобное:

int(3)
int(1)