验证字符串长度范围

    #region 验证字符串长度范围
    /// <summary>
    /// 验证字符串长度范围
    /// </summary>
    /// <param name="source">字符串</param>
    /// <param name="begin">最大值</param>
    /// <param name="end">最小值</param>
    /// <returns></returns>
    public bool IsLengthStr(string source, int begin, int end)
    {
        int length = Regex.Replace(source, @"[^\x00-\xff]", "OK").Length;
        if ((length <= begin) && (length >= end))
        {
            return false;
        }
        return true;
    }
    #endregion