PHP connection to MongoDB sample code_PHP tutorial

Copy the code The code is as follows:

//The default port 27017 used to connect to this machine is used here. Of course you You can also connect to a remote host such as 192.168.0.4:27017. If the port is 27017, the port can be omitted
$m = new Mongo();
// Select comedy database. If the database has not been created before, it will be automatically created. You can use $m->selectDB("comedy");
$db = $m->comedy;
//Select the collection in comedy, which is equivalent to the table in RDBMS, and can also be used
$collection = $db->collection;
$db->selectCollection("collection");
//Add an element
$obj = array( "title" => "Calvin and Hobbes-".date('i:s'), "author" => "Bill Watterson" );
//Add $obj to the $collection collection
$collection-> insert($obj);
//Add another element
$obj = array( "title" => "XKCD-".date('i:s'), "online" => true );
$collection->insert($obj);
//Query all records
$cursor = $collection->find();
//Traverse all records in the collection Document
foreach ($cursor as $obj)
{
echo $obj["title"] . "
n";
}
//Delete all data
//$collection->remove();
//Remove name as hm
//$collection->remove(array('name'=>'hm'));
//Disconnect MongoDB
$m->close();
?>

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