title: Devextreme : Custom Formatter function inside format object
body: <p>Here is JSON</p>
  
  <pre><code>var data = [
  { quarter: 'QI', quantity: 22226.252 },
  { quarter: 'QII', quantity: 26.5 }
  ];
  </code></pre>
  
  <p>and my JS Code</p>
  
  <pre><code>    column: {
          format: {
              type: 'fixedPoint',
              precision: 2,
              formatter: (data)=&gt; {
                return data + ' ***ADDED**** '; // returning '22226.252 ***ADDED****' but this has to return '22,226.25 ***ADDED****' 
              }
          }
      }
  }
  };
  </code></pre>
  
  <p>Hi am new to Devextreme, formatter function not working. formatter function not applying format : {type, precision}.  need help...</p>
  
  <p>My requirement is, I need to print <strong>" 22,226.25 ***ADDED**** "</strong> value </p>