takeOrNull method
Takes the value out of this OnceCell, moving it back to an uninitialized state. Returns null if the cell is empty.
Implementation
@override
T? takeOrNull() {
final val = _val;
_val = null;
return val;
}
takeOrNull method
Takes the value out of this OnceCell, moving it back to an uninitialized state. Returns null if the cell is empty.
@override
T? takeOrNull() {
final val = _val;
_val = null;
return val;
}