Since: BlackBerry 10.0.0
A Boolean data type that allows for a third value called Undefined.
The Undefined value can either mean that the value is unknown to the framework, or that it's up to the framework to decide the value depending on some other sort of criteria.
do not use
Specifies whether the value is true, false, or undefined.
- Undefined 0
Specifies that the framework should decide the value, or the value is unknown.
- False 1
Specifies that the value is false.Since:
- True 2
Specifies that the value is true.Since: