link" data-toggle="collapse" href="#comment-func-withunsafepointer-t-result-inout_-t_-unsafepointer-t-throws-result">func withUnsafePointer&lt;T, Result&gt;(<wbr>inout:<wbr> T,  _: UnsafePointer&lt;T&gt; throws -&gt; Result)</a>
        
<div class="comment collapse" id="comment-func-withunsafepointer-t-result-inout_-t_-unsafepointer-t-throws-result"><div class="p">
    <p>Invokes <code>body</code> with an <code>UnsafePointer</code> to <code>arg</code> and returns the
result. Useful for calling Objective-C 