title: Replace special character with white space through regex
body: <p>I have a function which replace character.<br></p>
  
  <pre><code>public static string Replace(string value)
  {
      value = Regex.Replace(value, "[\n\r\t]", " ");
      return value;
  }
  </code></pre>
  
  <p><br><pre><code>value="abc\nbcd abcd    abcd\ "</code></pre><br> if in string there is any unwanted white space they are also remove.Means I want result like this<br>
  <code>value="abcabcdabcd"</code>.<br>Help to change <code>Regex Pattern</code> to get desire result.Thanks a lot.</p>