How to remove quotation marks from a string?
<p>I have a string value returned by a method and it's <strong>within quotation</strong>. As an example <strong>'59'</strong>. Now i want to <strong>remove quotation marks</strong> and give an output as <strong>59</strong>. How can i do it?        </p>

<blockquote>
  <p>'59' -> 59</p>
</blockquote>