| Function atBegin Determines whether an iterator is at the beginning position. bool atBegin(iterator [, container]) atBegin(file,it) Parameters
iterator | An iterator. Types: Iterator: BottomUp Iterator, Iter, ModifiedIterator, TopDownHistory Iterator Adjacency Iterator, Bfs Iterator, Dfs Preorder Iterator, Edge Iterator, HitIterator, HspIterator, Out-Edge Iterator, Segment, Vertex Iterator
container | Container of iterator. (optional) Remarks: If iterator implements Rooted Iterator then container is optional otherwise container is required.
file | A file stream.
it | An iterator. Types: HitIterator, HspIterator
Return Values true if iterator points to the fist item of the container, otherwise false. Example Programs Iterator Basics See Also atEnd, begin, goBegin SeqAn - Sequence Analysis Library - www.seqan.de