title: ^[A-Za-Z ][A-Za-z0-9 ]* regular expression?
body: <p>The regular expression <code>^[A-Za-Z ][A-Za-z0-9 ]*</code> describe "first letter should be alphabet and remaining letter may be alpha numerical". But how do I also allow special characters?  When I enter "C#" it is raising an error.</p>
  
  <p>How do I enter a special character and first letter should alphabet?</p>