title: C# Invoking members from string expression e.g. ""DateTime.Today""
body: <p>While codeing for a project. i got in a situation where i need to call the method or the member of a type via string expresssion. for example i want to get the result of  <strong>DateTime.Today</strong> value into a result box or a variable.. </p>
  
  <p>Is there any way to call the function or a member of a class from the string expression.?</p>
  
  <p>Here are some of the examples what i am looking for.</p>
  
  <ol>
  <li><p><strong>DateTime.Now</strong> </p></li>
  <li><p><strong>DateTime.Today.ToString("dd-MM-yyyy")</strong>   </p></li>
  <li><p><strong>Environment.SpecialFolder.ApplicationData</strong></p></li>
  </ol>
  
  <p>Above are some of the expression user may pass into a textbox and get the result by invoking them thru any button. </p>