apse" href="#comment-func-iterator-element_-sequence-joined_">func joined(<wbr>_:)</a>
        
<div class="comment collapse" id="comment-func-iterator-element_-sequence-joined_"><div class="p">
    <p>Returns the concatenated elements of this sequence of sequences,
inserting the given separator between each element.</p>

<p>This example shows how an array of <code>[Int]</code> instances can be joined, using
another <code>[Int]</code> instance as the separator:</p>

<pre><code class="language-swift">let nes