using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Threading;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

public partial class strChange : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
//设置货币小数部分的数值
showValue.InnerHtml = GetNumberFormat("134.12554", );

    //格式化数据为货币格式  
    showValue.InnerHtml += "<br />" + GetFormatNumber("134.12554");

    //进制转换  
    showValue.InnerHtml += "<br />十转二：";  
    showValue.InnerHtml += Convert.ToString(, );  
    showValue.InnerHtml += "<br />十转八：";  
    showValue.InnerHtml += Convert.ToString(, );  
    showValue.InnerHtml += "<br />十转十六：";  
    showValue.InnerHtml += Convert.ToString(, );  
    showValue.InnerHtml += "<br />二转八：";  
    showValue.InnerHtml += Convert.ToString(Convert.ToInt64("", ), );  
    showValue.InnerHtml += "<br />二转十：";  
    showValue.InnerHtml += Convert.ToInt64("", ).ToString();  
    showValue.InnerHtml += "<br />二转十六：";  
    showValue.InnerHtml += Convert.ToString(Convert.ToInt64("", ), );  
    showValue.InnerHtml += "<br />八转二：";  
    showValue.InnerHtml += Convert.ToString(Convert.ToInt64("", ), );  
    showValue.InnerHtml += "<br />八转十：";  
    showValue.InnerHtml += Convert.ToInt64("", ).ToString();  
    showValue.InnerHtml += "<br />八转十六：";  
    showValue.InnerHtml += Convert.ToString(Convert.ToInt64("", ), );  
    showValue.InnerHtml += "<br />十六转二：";  
    showValue.InnerHtml += Convert.ToString(Convert.ToInt64("a", ), );  
    showValue.InnerHtml += "<br />十六转十：";  
    showValue.InnerHtml += Convert.ToString(Convert.ToInt64("a", ), );  
    showValue.InnerHtml += Convert.ToUInt64("a", ).ToString();

    //确定弹窗  
    Button1.Attributes\["OnClick"\] = "return confirm('你确定么?')";  
}

private string GetNumberFormat(string str,int deci)  
{  
    double value;  
    string returnVal = "";  
    if (double.TryParse(str, out value))  
    {  
        NumberFormatInfo NFI = new CultureInfo("zh-CN", false).NumberFormat;  
        NFI.CurrencyDecimalDigits = deci;  
        returnVal = value.ToString("C", NFI);  
    }  
    else  
    {  
        returnVal = "数值不正确~！";  
    }  
    return returnVal;  
}

private string GetFormatNumber(string str)  
{  
    double value;  
    string returnVal = "";  
    if (double.TryParse(str, out value))  
    {  
        NumberFormatInfo NFI = new CultureInfo("zh-CN", false).NumberFormat;  
        NFI.CurrencyGroupSeparator = ",";    //设置货币中对小数点左边的数字分组的字符串  
        returnVal = value.ToString("C", NFI);  
    }  
    else  
    {  
        returnVal = "数值不正确~！";  
    }  
    return returnVal;  
}

protected void Button1\_Click(object sender, EventArgs e)  
{  
    showValue.InnerHtml += "<br /> 您点击了确定！";  
}  

}

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