MongoDB\Driver\BulkWrite::count

(mongodb >=0.2.0)

MongoDB\Driver\BulkWrite::count — Count expected roundtrips

설명

public int MongoDB\Driver\BulkWrite::count ( void )

Returns the expected number of client-to-server roundtrips required to execute all write operations in the MongoDB\Driver\BulkWrite.

인수

이 함수는 인수가 없습니다.

반환값

Returns number of expected roundtrips to execute the MongoDB\Driver\BulkWrite.

오류/예외

Throws MongoDB\Driver\InvalidArgumentException on argument parsing errors.

예제

Example #1 MongoDB\Driver\BulkWrite::count() example


<?php

$bulk = new MongoDB\Driver\BulkWrite;
$bulk->insert(['_id' => 1, 'x' => 1]);
$bulk->insert(['_id' => 2, 'x' => 2]);
$bulk->update(['x' => 2], ['$set' => ['x' => 1]]);
$bulk->delete(['x' => 1]);

var_dump(count($bulk));

?>

위 예제의 출력:

int(3)