# The MongoDB\Driver\CursorId class

(mongodb >=1.0.0)

## 简介

The MongoDB\Driver\CursorID class is a value object that represents a cursor ID. Instances of this class are returned by MongoDB\Driver\Cursor::getId().

警告

This class has been DEPRECATED as of extension version 1.20.0 and was removed in 2.0. Applications have to update their usage of MongoDB\Driver\Cursor::getId() to return MongoDB\BSON\Int64 instead.

## 类摘要

final class MongoDB\Driver\CursorId implements Serializable, Stringable {
/* 方法 */
final private function __construct()
final public function __toString(): string
}

## 更新日志

版本 | 说明
--- | ---
PECL mongodb 2.0.0 | 此类已被移除。
PECL mongodb 1.20.0 | This class has been deprecated and will be removed in version 2.0.
PECL mongodb 1.12.0 | Implements Stringable for PHP 8.0+.
PECL mongodb 1.7.0 | Implements Serializable.

## 目录

- MongoDB\Driver\CursorId::__construct — Create a new CursorId (not used)
- MongoDB\Driver\CursorId::__toString — String representation of the cursor ID

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