我想使用jQuery Ajax web方法下载文件,但它不起作用.
function GenerateExcel() { var ResultTable = jQuery('<div/>').append(jQuery('<table/>').append($('.hdivBox').find('thead').clone()).append($('.bDiv').find('tbody').clone())); var list = [$(ResultTable).html()]; var jsonText = JSON.stringify({ list: list }); $.ajax({ type: "POST",url: "GenerateMatrix.aspx/GenerateExcel",data: jsonText,contentType: "application/json; charset=utf-8",dataType: "json",success: function (response) { },failure: function (response) { alert(response.d); } }); }
这是Web方法定义:
[System.Web.Services.WebMethod()] public static string GenerateExcel(List<string> list) { HttpContext.Current.Response.AppendHeader("content-disposition","attachment;filename=FileEName.xls"); HttpContext.Current.Response.Charset = ""; HttpContext.Current.Response.Cache.SetCacheability(HttpCacheability.NoCache); HttpContext.Current.Response.ContentType = "application/vnd.ms-excel"; HttpContext.Current.Response.Write(list[0]); HttpContext.Current.Response.End(); return ""; }
如何完成它?请帮帮我.
还有一件事:我想在客户端PC上下载它,而不是将其保存在服务器上.
解决方法
好吧,我用iframe完成了它
function GenerateExcel() { var ResultTable = jQuery('<div/>').append(jQuery('<table/>').append($('.hdivBox').find('thead').clone()).append($('.bDiv').find('tbody').clone())); var list = [$(ResultTable).html()]; var jsonText = JSON.stringify({ list: list }); $.ajax({ type: "POST",success: function (response) { if (isNaN(response.d) == false) { $('#iframe').attr('src','GenerateMatrix.aspx?ExcelReportId=' + response.d); $('#iframe').load(); } else { alert(response.d); } },failure: function (response) { alert(response.d); } }); }
这是设计部分
<iframe id="iframe" style="display:none;"></iframe>
Response.AppendHeader("content-disposition","attachment;filename=FileEName.xls"); Response.Charset = ""; Response.Cache.SetCacheability(HttpCacheability.NoCache); Response.ContentType = "application/vnd.ms-excel"; Response.Write(tablehtml); Response.End();
原文地址:https://www.jb51.cc/jquery/181011.html
版权声明:本文内容由互联网用户自发贡献,该文观点与技术仅代表作者本人。本站仅提供信息存储空间服务,不拥有所有权,不承担相关法律责任。如发现本站有涉嫌侵权/违法违规的内容, 请发送邮件至 dio@foxmail.com 举报,一经查实,本站将立刻删除。