[Solved] Validate input string [closed]

Question

You can use

public bool IsAlpha(string strToCheck)
  {
    Regex objAlphaPattern=new Regex("[^a-zA-Z]");

    return !objAlphaPattern.IsMatch(strToCheck);
  }
Regards

Accepted Answer

You can use

public bool IsAlpha(string strToCheck)
  {
    Regex objAlphaPattern=new Regex("[^a-zA-Z]");

    return !objAlphaPattern.IsMatch(strToCheck);
  }
Regards