Dieser Browser wird nicht mehr unterstützt.
Führen Sie ein Upgrade auf Microsoft Edge durch, um die neuesten Features, Sicherheitsupdates und den technischen Support zu nutzen.
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Returns the nullable long associated with key.
key
protected Nullable<long> GetLongValue (Foundation.NSString key);
member this.GetLongValue : Foundation.NSString -> Nullable<int64>
The identifier of the long.