title: Replace characters using Regex in c#
body: <p>Hi I have a requirement to replace certain number of characters in a string with Regular expression. I have tried (to replace 1st 3 characters- can be numbers alphabets or anything in the string): </p>
  
  <pre><code>Regex regex = new Regex(@"\[\d+\]{3}");
  name = regex.Replace(name, "%");
  </code></pre>
  
  <p>But its not working; i have tried various options but unable to get the desired output. Need help! Thanks!</p>