MongoCursor::key
(PECL mongo >=0.9.0)
MongoCursor::key — Returns the current result's _id, or its index within the result set
Description
public string|int MongoCursor::key
( void
)
Parameters
This function has no parameters.
Return Values
The current result's _id as a string. If the result has no _id, its numeric index within the result set will be returned as an integer.
See Also
- Iterator::key() - Return the key of the current element