inherits">Indexable, IndexableBase</code>
<span class="viz"><a href="hierarchy/">View Protocol Hierarchy &rarr;</a></span>
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</tr>

<tr>
<th id="aliases">Associated Types</th>
<td>
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<div class="declaration inherited">
<code class="language-swift">IndexDistance : SignedInteger = Int</code>
<div class="comment">
    <p>A type used to represent the number of steps between two indices, where
one value is reachable from the other.</p>

<p>In Swift, <em>reachability</em> refers t