 chained calls to
<code class="function">operator[]</code>.</p></dd>
<dt><span class="term"><code class="function">gen_type&lt;NumRanges+1&gt;::type
operator[](index idx) const;</code></span></dt>
<dd><p>This function returns a new object containing all previous
<code class="computeroutput">extent_range</code> objects in addition to
<code class="literal">extent_range(0,idx).</code> This function gives the array
constructors a similar syntax to traditional C multidimensional array
declaration.</p></dd>
</dl>