Function todo_lib::todo::undone

pub fn undone(tasks: &mut TaskVec, ids: Option<&IDVec>) -> ChangedVec

Removes flag done from todos.

• tasks - the task list
• ids - the list of todo IDs which should be undone. If it is None the entire task list is marked undone.

Returns a list of boolean values: a value per each ID in ids or tasks. The length of the result list equals either length of ids(if ids is Some) or length of tasks(if ids is None). Value true in this array means that corresponding item from ids or tasks was modified.