 : <span>?at_least:int <span class="arrow">&#45;&gt;</span></span> <span>?up_to:int <span class="arrow">&#45;&gt;</span></span> <span><span><span class="type-var">_</span> <a href="#type-t">t</a></span> <span class="arrow">&#45;&gt;</span></span> <span>int <a href="#type-t">t</a></span></span></code></div><div class="spec-doc"><p><code>skip ~at_least ~up_to p</code> repeatedly parses <code>p</code> and discards its value. The lower and upper bound of repetition is specified by arguments <code>at_least</code