a><div class="comment collapse" id="comment-init_"><div class="p">
    <p>Creates a new index into a reversed collection for the position before
the specified index.</p>

<p>When you create an index into a reversed collection using <code>base</code>, an
index from the underlying collection, the resulting index is the
position of the element <em>before</em> the element referenced by <code>base</code>. The
following example creates a new <code>ReversedIndex</code> from the index of the
<code>&quot;a&quot;</co