tch)</code> will return the final capture stack as an array.
</p>
<p>Capture specials will only push captures to the capture stack if their child pattern matches the text.
Most captures specials will match the same text as their first argument pattern. Also most specials
that produce captures can take an optional argument <code class="mendoza-code">tag</code> that applies a keyword tag to the capture.
These tagged captures can then be recaptured via the <code class="mendoza-code">(backref tag)</code> specia