title: Delete a file which I only know the first part of the name in PHP
body: <p>I want to delete a file which I only know the first part of the name.</p>
  
  <pre><code>    unlink('./upload/nav_thumbs/project-'  .the rest);
  </code></pre>
  
  <p>'the rest' = can be anything. Only thing I got is that is has a .jpg extension</p>
  
  <p>Is there a way to do this? </p>