中文字超长部分省略号显示

/// <summary>
    /// 将指定字符串按指定长度进行剪切,超出部分以"..."代替
    /// </summary>
    /// <parm name = "oldStr">需要截断的字符串</parm>
    /// <parm name = "maxLength">字符串的最大长度</parm>
    /// <parm name = "endWith">超过长度的后缀</parm>
    /// <return>如果超过长度,返回截断后的新字符串加上后缀,否则,返回原字符串</returns>

    public static string StringTruncat(string oldStr, int maxLength, string endWith)
    {
        if (string.IsNullOrEmpty(oldStr))
            // throw new NullReferenceException("原字符串不能为空");
            return oldStr + endWith;
        if (maxLength < 1)
            throw new Exception("返回的字符串长度必须大于[0]");
        if (oldStr.Length > maxLength)
        {
            string strTmp = oldStr.Substring(0, maxLength);
            if (string.IsNullOrEmpty(endWith))
                return strTmp;
            else
                return strTmp + endWith;
        }

        return oldStr;
    }

 

前台部分

 <%# StringTruncat(Eval("title").ToString(),8,"...") %>

 

鼠标移至标题上时，标题内容显示完整

<a href="showNews.aspx?id=<%# Eval("id")%>"   title="<%# Eval("title") %>">                                                
                                                    <%# StringTruncat(Eval("title").ToString(),8,"...") %>
                                                    </a>