title: what is /** in php?
body: <p>what is the meaning of /** in php 
  example</p>
  
  <pre><code>/**
       * Method to display a view.
       *
       * @param   boolean         If true, the view output will be cached
       * @param   array           An array of safe url parameters and their variable types, for valid values see {@link JFilterInput::clean()}.
       *
       * @return  JController     This object to support chaining.
       * @since   1.5
       */
  </code></pre>
  
  <p>i cant seem to search about it? what is the keyword to use for me to be able to search on it? does it go into the code or just a comment? </p>