/// <summary>
/// Validates the CPF against Receita Federal's algorithm
/// </summary>
/// <param name="cpf">The CPF's value</param>
/// <returns>True if it is a valid CNPJ</returns>
public static bool IsValid(CPF cpf)
{
return(cpf.IsValid());
}
/// <summary>
/// Validates the CPF against Receita Federal's algorithm
/// </summary>
/// <returns>True if it is a valid CNPJ</returns>
public bool IsValid()
{
string cpf = this.value.ToString().PadLeft(11, '0');
return(CPF.IsValid(cpf));
}