title: Extjs: Want to set decription on a condition if any field "abc"(can be accesed by data.abc) is coming from backend
body: <p>Description is given in .js as:</p>
  <pre><code> viewModel: {
              data: {
                  description: 'xyz',
              }
  </code></pre>
  <p>It is defined as</p>
  <pre><code> {
                  xtype: 'component',
                  margin: '0 0 15 10',
                  bind: {
                      html: '{description}',
                     } 
          
     
  </code></pre>
  <blockquote>
  <p>I want to set this description with the value coming from a label
  from backend..which can be accesed as data.abc. But its not working
  when using directly in description.</p>
  </blockquote>