>. In this case, see the documentation of <code>Collection.underestimatedCount</code>.</p>
</blockquote>
<h4>Declaration</h4><code class="language-swift">var underestimatedCount: Int</code></div></div><h3>Instance Methods</h3><div id="allSatisfy-c621553c94cc281ceea6176cdad51713" class="declaration"><a class="toggle-link" href="#comment-allSatisfy-c621553c94cc281ceea6176cdad51713">func allSatisfy(_ predicate: (Self.Element) throws -> Bool) rethrows -> Bool</a> <span class="required">Required</span><div class