title: Regex to test if String have exactly two letters after hyphen (‐)?
body: <p>I want to check if string contains hyphen and exactly 2 letters after hyphen. If so, then it should return true else false. It should check from right side.
  For example <strong>THERMAX-BE</strong> should return true while <strong>BAJAJ-AUTO</strong> should return false. Please Help.</p>