tterCounts' == [6, 6, 3, 4]
</code></pre>
<ul>
<li>Parameter transform: A mapping closure. <code>transform</code> accepts an
element of this sequence as its parameter and returns a transformed
value of the same or of a different type.</li>
</ul>
<blockquote>
<p>Complexity:
O(<em>n</em>), where <em>n</em> is the length of the sequence.</p>
</blockquote>
<h4>Declaration</h4><code class="language-swift">@inlinable public func map&lt;T>(_ transform: (Self.Element) throws -> T) rethrows -> [T]</code></div></div>