asp.net常用小手手

o或1转换是或否

字段          数据类型

  tt                 bit

<%#Convert.ToBoolean(Eval("tt "))?"是":"否"%>

    /// <summary>
    /// 判断是否为空，返加&nbsp;
    /// </summary>
    /// <param name="val"></param>
    /// <returns></returns>
    public string IsNull(string val)
    {
        if (val == "" || val == null) return "&nbsp;"; else return val;
    }

    /// <summary>
    /// 判断是字符长度,返回指定长度的字符    /// </summary>
    /// <param name="val"></param>
    /// <returns></returns>
    public string IsNull(string val)
    {
        if (val == "" || val == null) return "&nbsp;"; else return val;
    }