ExternalDictionary Methods

Use the startKey methods to start or restart at a selected position in the external dictionary or to synchronize a list box or any list style view with an associated dictionary of objects.

The methods defined in the ExternalDictionary class are summarized in the following table.

Method	Description
getAtKey	Returns the object at the specified key
getAtKeyGeq	Returns the object with a key greater than or equal to the specified key
getAtKeyGtr	Returns the object with a key greater than the specified key
getAtKeyLeq	Returns the object with a key less than or equal to the specified key
getAtKeyLss	Returns the object with a key less than the specified key
includesKey	Returns true if the receiver contains an entry at the specified key
startKeyGeq	Sets a start position within a collection for an external iterator object
startKeyGtr	Sets a start position within a collection for an external iterator object at the next object after the specified key
startKeyLeq	Sets a start position within a collection for an external iterator object at the object equal to or before the specified key
startKeyLss	Sets a start position within a collection for an external iterator object at the object before the specified key