Directionality constructor Null safety
- {Key? key,
- required TextDirection textDirection,
- required Widget child}
Creates a widget that determines the directionality of text and text-direction-sensitive render objects.
The textDirection and child arguments must not be null.
Implementation
const Directionality({
super.key,
required this.textDirection,
required super.child,
}) : assert(textDirection != null),
assert(child != null);