277 pub struct Drain<'a, T: 'a + Array> {  struct
284 impl<'a, T: 'a + Array> fmt::Debug for Drain<'a, T>  argument
293 unsafe impl<'a, T: Sync + Array> Sync for Drain<'a, T> {}  implementation
294 unsafe impl<'a, T: Send + Array> Send for Drain<'a, T> {}  implementation
296 impl<'a, T: 'a + Array> Iterator for Drain<'a, T> {  implementation
312 impl<'a, T: 'a + Array> DoubleEndedIterator for Drain<'a, T> {  implementation
321 impl<'a, T: Array> ExactSizeIterator for Drain<'a, T> {  implementation
328 impl<'a, T: Array> FusedIterator for Drain<'a, T> {}  implementation
330 impl<'a, T: 'a + Array> Drop for Drain<'a, T> {  implementation
719     pub fn drain<R>(&mut self, range: R) -> Drain<'_, A>  in drain()
745             Drain {  in drain()