title: How to verify a value is exist in list in redis?
body: <p>I am using redis List for storing a list of users. I want to check whether a user is present in that list. </p>
  
  <p>eg: my list is</p>
  
  <pre><code> user: {name1,name2,name3}
  </code></pre>
  
  <p>I want to check whether name3 is present in list. How is it possible using redis?</p>