p><strong><code>i</code>:</strong>  A valid index of the collection. <code>i</code> must be less than
  <code>endIndex</code>.</p>

    <h4>Declaration</h4>    
    <code class="language-swift">func formIndex(after i: inout Self.Index)</code>
    
        <h4>Declared In</h4>
        <a href="../../protocol/IndexableBase/"><code>IndexableBase</code></a>    
</div></div>
</div>
<div class="declaration" id="func-formindex-before_">
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