(PECL mongo >=1.0.6)
MongoCursor::fields — Sets the fields for a query
Fields are specified by "fieldname" : bool.
indicates that a field should be returned,
FALSE indicates that it should
not be returned. You can also use 1 and 0 instead of
Thus, to return only the "summary" field, one could say:
$cursor->fields(array("summary" => true));
To return all fields except the "hidden" field:
$cursor->fields(array("hidden" => false));
Fields to return (or not return).
Returns this cursor.
Throws MongoCursorException if this cursor has started iterating or a scalar argument is given.