title: Else if in angular js template
body: <p>I need to use else if in angularjs template .What is the syntax ?
  For example in c i would write the code like below:</p>
  
  <pre><code>if (data.sender=='system')
  {data.receiver}
  else if (data.sender=='mail')
  {data.receiver} 
  else {data.sender}
  </code></pre>
  
  <p>My code:</p>
  
  <pre><code>{{data.sender == 'System' ? data.receiver : ' '}}
  
  {{data.sender =='mail' ? data.receiver : data.sender  }}
  </code></pre>