ASP.NET MVC 导出CSV文件

ASP.NET MVC   导出CSV文件、直接贴代码

/// <summary>

/// ASP.NET MVC导出CSV文件Demo1

/// </summary>

/// <returns></returns>

public ActionResult ExportDemo1()

{

System.IO.MemoryStream output = new System.IO.MemoryStream();

System.IO.StreamWriter writer = new System.IO.StreamWriter(output, System.Text.Encoding.UTF8);

writer.Write("姓名,性别,年龄");//输出标题，逗号分割（注意最后一列不加逗号）

writer.WriteLine();

//输出内容

for (int i = 0; i < 10; i++)

{

writer.Write("用户" + i + ",\"");//第一列

writer.Write("男\",\"");//中间列

writer.Write("20\",");//最后一列

writer.WriteLine();

}

writer.Flush();

output.Position = 0;

return File(output, "text/comma-separated-values", "demo1.csv");

}

/// <summary>

/// ASP.NET MVC导出CSV文件Demo2

/// </summary>

/// <returns></returns>

public ActionResult ExportDemo2()

{

//定义模版（标题、内容字段、格式化参数）

string[,] template = new string[,] {

{ "姓名,", "Name" ,"{0}"}

, { "性别,", "Sex","{0}" }

, { "年龄", "Age" ,"{0}"}

};

System.IO.MemoryStream output = new System.IO.MemoryStream();

System.IO.StreamWriter writer = new System.IO.StreamWriter(output, System.Text.Encoding.UTF8);

//输出标题

int lenght = template.GetLength(0);

for (int i = 0; i < lenght; i++)

writer.Write(template[i, 0]);

writer.WriteLine();

//输出内容

List<User> lstUser = GetUsers();

if (lstUser != null)

{

foreach (User user in lstUser)

{

for (int i = 0; i < lenght; i++)

{

writer.Write(string.Format(template[i, 2]

, user.GetType().GetProperty(template[i, 1]).GetValue(user, null)));

if (i == 0)

writer.Write(",\"");

else if (i == lenght - 1)

writer.WriteLine();

else if (i == lenght - 2)

writer.Write("\",");

else

writer.Write("\",\"");

}

}

}

writer.Flush();

output.Position = 0;

return File(output, "text/comma-separated-values", "demo2.csv");

}

http://blog.csdn.net/moyanruo/article/details/18699081

http://blog.csdn.net/binyao02123202/article/details/6865033

ashx 页面：

StringWriter writer = new StringWriter();             //输出内容

for (int i = 0; i < 10; i++)

{

writer.Write("用户" + i + ",\"");//第一列

writer.Write("男\",\"");//中间列

writer.Write("20\",");//最后一列

writer.WriteLine();

}

writer.Close();

HttpContext.Current.Response.AddHeader("Content-Disposition", "attachment; filename=test.csv");

HttpContext.Current.Response.ContentType = "application/ms-excel";

HttpContext.Current.Response.ContentEncoding = System.Text.Encoding.GetEncoding("GB2312");

HttpContext.Current.Response.Write(writer);

HttpContext.Current.Response.End();

JS 导出方法

$("#SearchTitle").click(function () {
        var url= UrlBase + 'Admin/Activity/Export';
        window.open(url);

}