ection class="multi-line-signature">
      

<span class="returntype"><a href="https://api.flutter.dev/flutter/dart-async/Future-class.html">Future</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../../contact/Contact-class.html">Contact</a>?</span>&gt;</span></span>
<span class="name ">openExternalEdit</span>(<wbr><ol class="parameter-list single-line"> <li><span class="parameter" id="openExternalEdit-param-id"><span class="type-annotation"><a href="https://api.flutter.dev/flutter