title: How to check if a textbox starts with any letter
body: <p>I'm trying to determine if the text in my textbox starts with any letter in the alphabet.</p>
  
  <p>This is what I have so far:</p>
  
  <pre><code>Dim Text As String = SearchTextBox.text
  If Text.StartsWith("A-Za-z") Then
      'Do something..
  Else
  </code></pre>