Creates a new javafx.beans.binding.BooleanBinding that holds true
if the value of a javafx.beans.value.ObservableNumberValue is not
equal to a constant value.
When comparing floating-point numbers it is recommended to use the
notEqual() method
that allows a small tolerance.
op1
| the ObservableNumberValue | |
op2
| the constant value |
BooleanBinding
NullPointerException
| if the ObservableNumberValue is null |
Diagram: Bindings