(mongodb >=1.0.0)
Special BSON type which compares higher than all other possible BSON element values.
注意: This is an internal MongoDB type used for indexing and sharding.
版本 | 说明 |
---|---|
PECL mongodb 2.0.0 |
This class no longer implements the Serializable interface. |
PECL mongodb 1.3.0 | Implements MongoDB\BSON\MaxKeyInterface. |
PECL mongodb 1.2.0 | Implements Serializable and JsonSerializable. |