err property
The possibly contained error.
Examples
// prints "None"
print(const Ok<int, String>(2).err);
// prints "Some(error)"
print(const Err<int, String>('error').err);
Implementation
@useResult
Option<E> get err;
The possibly contained error.
// prints "None"
print(const Ok<int, String>(2).err);
// prints "Some(error)"
print(const Err<int, String>('error').err);
@useResult
Option<E> get err;