*<Null safety>*
Creates a DoubleProperty that does nothing.
The hash code for this object. ...
read-only, inherited
A representation of the runtime type of the object.
read-only, inherited
Returns true only if this Property is present in underlying storage.
read-only, inherited
Adds delta to the value of this metric.
inherited
Deletes this Property from underlying storage. Calls on a deleted Property have no effect and do not result in an error.
inherited
Invoked when a non-existent method or property is accessed. ...
inherited
Sets the value of this Property.
inherited
Subtracts delta from the value of this metric.
inherited
Returns a string representation of this object.
inherited
The equality operator. ...
inherited