MongoCollection
PHP Manual

MongoCollection::find

(PECL mongo >=0.9.0)

MongoCollection::findQuerys this collection

Descrição

public MongoCursor MongoCollection::find ([ array $query = array() [, array $fields = array() ]] )

Parâmetros

query

The fields for which to search.

fields

Fields of the results to return.

Valor Retornado

Returns a cursor for the search results.

Exemplos

Exemplo #1 MongoCollection::find() example

This example demonstrates how to search for a range.

<?php

// search for documents where 5 < x < 20
$rangeQuery = array('x' => array( '$gt' => 5'$lt' => 20 ));

$cursor $collection->find($rangeQuery);

?>

See MongoCursor for more information how to work with cursors.

Exemplo #2 MongoCollection::find() example using $where

This example demonstrates how to search a collection using javascript code to reduce the resultset.

<?php

$collection 
$db->my_db->articles;

$js "function() {
  return this.type == 'homepage' || this.featured == true;
}"
;
$articles $collection->find(array('$where' => $js));

?>

Exemplo #3 MongoCollection::find() example using $in

This example demonstrates how to search a collection using the $in operator.

<?php

$collection 
$db->my_db->articles;
$articles $collection->find(array(
  
'type' => array('$in' => array('homepage''editorial'))
));

?>

Veja Também

MongoDB core docs on » find.


MongoCollection
PHP Manual