Get the value associated with the given key. If the value
was originally set via setInt() or setString(), then this method
will still succeed as long as the value is a valid decimal number.
Returns the value associated with the given key.
| Exception | Condition |
|---|---|
| FormatException |
If the value is not numeric.
|
| NullReferenceException |
if no value is associated with the given key
|