MongoGridFSCursor::key
(PECL mongo >=0.9.0)
MongoGridFSCursor::key — Returns the current result's filename
Description
public string MongoGridFSCursor::key
( void
)
Parameters
This function has no parameters.
Return Values
The current result's _id as a string.
Changelog
| Version | Description |
|---|---|
| 1.3.0 | The document's _id is returned as a string value, since the key should be unique. Pre-1.3.0, filename was returned. |