/pre>

  
  <h4>Swift</h4>
  <pre class="highlight swift"><code><span class="k">case</span> <span class="n">heartbeat</span> <span class="o">=</span> <span class="mi">0</span></code></pre>

  
  
  
  <h3 id="section-SDLFrameInfoStartService">
      SDLFrameInfoStartService
  </h3>
  
  <p>Requests that a specific type of service is started.</p>

  
  
  <h4>Objective-C</h4>
  <pre class="highlight objective_c"><code><span class="n">SDLFrameInfoStartService</span> <span class="o">=</span> <span class="mh">0