title: In velocity report script ,how to find if the user name is already present?
body: <p>In a for loop, the variable $dispNames gets updated with user first name and last name.</p>
  
  <pre><code>set( $dispNames = $dispNames + $user.firstName + " " + $user.lastName + ", ")               
  </code></pre>
  
  <p>How do I check if that user already exists in the string and ignore adding to this variable?</p>