>Declaration</h4><code class="language-swift">@inlinable final public class func create(minimumCapacity: Int, makingHeaderWith factory: (ManagedBuffer&lt;Header, Element>) throws -> Header) rethrows -> ManagedBuffer&lt;Header, Element></code></div></div><div id="withUnsafeMutablePointerToElements-2a5c4b52159d79ad229e62316819cedc" class="declaration"><a class="toggle-link" href="#comment-withUnsafeMutablePointerToElements-2a5c4b52159d79ad229e62316819cedc">func withUnsafeMutablePointerToElements(_ body: (Unsa