public override int GetHashCode()
{
return(EnglishLetters.GetHashCode() * PersianLetters.GetHashCode());
}
public static bool IsEnglishLetter(this char ch)
{
return(EnglishLetters.Any(c => c.Equals(ch)) || NumericalLetters.Any(c => c.Equals(ch)));
}
/// <summary>
/// Appends the specified letters to this instance.
/// </summary>
/// <param name="persianLetter">The Persian letter.</param>
/// <param name="englishLetter">The English letter.</param>
public void Append(string persianLetter, char englishLetter)
{
PersianLetters.Add(persianLetter);
EnglishLetters.Add(englishLetter);
}
