I wanna replace the % mark to - this mark of url : <p>I wanna replace the % mark to - this mark of url </p>

<p>from </p>

<blockquote>
  <p>`<a href="http://localhost/news/news/6/1/my%news%of%bangla" rel="nofollow">http://localhost/news/news/6/1/my%news%of%bangla</a>
  to</p>
  
  <p><a href="http://localhost/news/news/6/1/my-news-of-bangla" rel="nofollow">http://localhost/news/news/6/1/my-news-of-bangla</a></p>
</blockquote>
