title: Objective C: is Posing available for ios?
body: <ol>
  <li>I am trying to implement posing for one ios project.</li>
  <li>The scenario:
  <a href="https://stackoverflow.com/questions/29424934/defining-class-of-controller-at-run-time">Defining class of controller at run time</a></li>
  <li>I realise that poseAsClass or class_poseAs is not available for ios
  &amp; also deprecated for macOX.</li>
  <li>will be grateful to any directions to implement posing in ios. Thanks</li>
  </ol>