title: Why ForEach extension method is not available in ObservableCollections in C#
body: <blockquote>
    <p><strong>Possible Duplicate:</strong><br>
    <a href="https://stackoverflow.com/questions/101265/why-is-there-not-a-foreach-extension-method-on-the-ienumerable-interface">Why is there not a ForEach extension method on the IEnumerable interface?</a>  </p>
  </blockquote>
  
  
  
  <p>Why ForEach extension method is not available in ObservableCollections class while it is available in List ?</p>