title: Android: What is android.R.id.content used for?
body: <p>Anybody could explain the meaning of &quot;android.R.id.content&quot; ?</p>
  <p>How is it being used ?</p>
  <p><a href="http://developer.android.com" rel="noreferrer">http://developer.android.com</a> does not have any explanation.</p>
  <blockquote>
  <p>public static final int content<br />
  Since: API Level 1</p>
  <p>Constant Value: 16908290 (0x01020002)</p>
  </blockquote>