Count number of write operations in the BulkWriteCommand

# MongoDB\Driver\BulkWriteCommand::count

(mongodb >=2.1.0)

MongoDB\Driver\BulkWriteCommand::count — Count number of write operations in the BulkWriteCommand

### Beschreibung

public function MongoDB\Driver\BulkWriteCommand::count(): int

Returns the number of write operations added to the MongoDB\Driver\BulkWriteCommand object.

### Parameter-Liste

Diese Funktion besitzt keine Parameter.

### Rückgabewerte

Returns number of write operations added to the MongoDB\Driver\BulkWriteCommand object.

### Fehler/Exceptions

- Wirft eine MongoDB\Driver\Exception\InvalidArgumentException, wenn beim Analysieren von Argumenten ein Fehler auftritt.

### Beispiele

Beispiel #1 MongoDB\Driver\BulkWriteCommand::count() example

    <?php

    $bulk = new MongoDB\Driver\BulkWriteCommand;
    $bulk->insertOne('db.coll', ['_id' => 1, 'x' => 1]);
    $bulk->insertOne('db.coll', ['_id' => 2, 'x' => 2]);
    $bulk->updateOne('db.coll', ['x' => 2], ['$set' => ['x' => 1]]);
    $bulk->deleteMany('db.coll', ['x' => 1]);

    var_dump(count($bulk));

    ?>

Das oben gezeigte Beispiel erzeugt folgende Ausgabe:

    int(4)

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