The MongoDB\BSON\DBPointer class

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- PHP Manual
- MongoDB\BSON
- The MongoDB\BSON\DBPointer class

# The MongoDB\BSON\DBPointer class

(mongodb >=1.4.0)

## Introduction

BSON type for the "DBPointer" type. This BSON type is deprecated, and this class can not be instantiated. It will be created from a BSON DBPointer type while converting BSON to PHP, and can also be converted back into BSON while storing documents in the database.

## Class synopsis

final class MongoDB\BSON\DBPointer implements MongoDB\BSON\Type, Serializable, JsonSerializable, Stringable {
/* Methods */
final private __construct()
final public jsonSerialize(): mixed
final public serialize(): string
final public __toString(): string
final public unserialize(string `$data`): void
}

## Changelog

Version | Description
--- | ---
PECL mongodb 1.12.0 | Implements Stringable for PHP 8.0+.

## Table of Contents

- MongoDB\BSON\DBPointer::__construct — Construct a new DBPointer (unused)
- MongoDB\BSON\DBPointer::jsonSerialize — Returns a representation that can be converted to JSON
- MongoDB\BSON\DBPointer::serialize — Serialize a DBPointer
- MongoDB\BSON\DBPointer::__toString — Returns an empty string
- MongoDB\BSON\DBPointer::unserialize — Unserialize a DBPointer