title: how to add single quotes in a string
body: <p>I am using the following code for adding the singles quotes for a string</p>
  
  <pre><code>$gpids=implode("','",array_unique($groupIds));
  </code></pre>
  
  <p>My output coming like these
  156','155','161','151','162','163
  I want my output like these
  '156','155','161','151','162','163'
  please help me</p>