Category >
ASP.NET
|| Published on :
Thursday, September 24, 2020 || Views:
978
||
Export Gridview in Excel using JQuery in ASP.NET Web Forms
Here Pawan Kumar will explain how to xport GridView to excel using jquery with bootstrap 4 in asp.net web forms as well as also show how to bind a GridView using a Datatable.
CS.aspx Source Code
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="CS.aspx.cs" Inherits="_Default" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1" />
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.0/css/bootstrap.min.css" />
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.0/js/bootstrap.min.js"></script>
<script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/2.2.4/jquery.min.js"></script>
<script src="table2excel.js"></script>
</head>
<body>
<div class="container">
<form id="form1" runat="server">
<div class="row">
<div class="col-lg-12">
<div class="panel panel-heading">
<div class="panel-heading text-center">
<h1>Contact Management System</h1>
</div>
</div>
</div>
<div class="col-lg-12">
<div class="panel panel-default">
<div class="panel-heading">Contact List</div>
<div class="panel-body">
<div class="row col-lg-2">
<input type="button" id="btnExporttoExcel" class="btn btn-success" value="Export To Excel" />
</div>
<br />
<br />
<asp:GridView ID="grdContact" CssClass="table table-bordered" runat="server"
AutoGenerateColumns="false">
<Columns>
<asp:BoundField DataField="Id" HeaderText="Id" ItemStyle-Width="100" />
<asp:BoundField DataField="Name" HeaderText="Name" ItemStyle-Width="150" />
</Columns>
</asp:GridView>
</div>
</div>
</div>
</div>
</form>
</div>
<script type="text/javascript">
$(function () {
$("#btnExporttoExcel").click(function () {
$("#grdContact ").table2excel({
filename: "Contacts.xls",
exclude_img: true,
exclude_links: true,
exclude_inputs: true
});
});
});
</script>
</body>
</html>
CS.aspx Code Behind Source Code
using System;
using System.Data;
public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
try
{
if (!this.IsPostBack)
{
grdContact.DataSource = GetEmployeeData();
grdContact.DataBind();
}
}
catch (Exception)
{
throw;
}
}
private DataTable GetEmployeeData()
{
try
{
DataTable dt = new DataTable();
dt.Columns.AddRange(new DataColumn[2] { new DataColumn("Id"), new DataColumn("Name") });
dt.Rows.Add(1, "Gaurav Gupta");
dt.Rows.Add(2, "Raj Kumar");
dt.Rows.Add(3, "Mohit Sharma");
dt.Rows.Add(4, "Vivek Kapur");
dt.Rows.Add(5, "Amar Singh");
return dt;
}
catch (Exception)
{
throw;
}
}
}
table2excel.js Source Code
/*
* jQuery table2excel - v1.1.1
* jQuery plugin to export an .xls file in browser from an HTML table
* https://github.com/rainabba/jquery-table2excel
*
* Made by rainabba
* Under MIT License
*/
//table2excel.js
(function ($, window, document, undefined) {
var pluginName = "table2excel",
defaults = {
exclude: ".noExl",
name: "Table2Excel",
filename: "table2excel",
fileext: ".xls",
exclude_img: true,
exclude_links: true,
exclude_inputs: true
};
// The actual plugin constructor
function Plugin(element, options) {
this.element = element;
// jQuery has an extend method which merges the contents of two or
// more objects, storing the result in the first object. The first object
// is generally empty as we don't want to alter the default options for
// future instances of the plugin
//
this.settings = $.extend({}, defaults, options);
this._defaults = defaults;
this._name = pluginName;
this.init();
}
Plugin.prototype = {
init: function () {
var e = this;
var utf8Heading = "<meta http-equiv=\"content-type\" content=\"application/vnd.ms-excel; charset=UTF-8\">";
e.template = {
head: "<html xmlns:o=\"urn:schemas-microsoft-com:office:office\" xmlns:x=\"urn:schemas-microsoft-com:office:excel\" xmlns=\"http://www.w3.org/TR/REC-html40\">" + utf8Heading + "<head><!--[if gte mso 9]><xml><x:ExcelWorkbook><x:ExcelWorksheets>",
sheet: {
head: "<x:ExcelWorksheet><x:Name>",
tail: "</x:Name><x:WorksheetOptions><x:DisplayGridlines/></x:WorksheetOptions></x:ExcelWorksheet>"
},
mid: "</x:ExcelWorksheets></x:ExcelWorkbook></xml><![endif]--></head><body>",
table: {
head: "<table>",
tail: "</table>"
},
foot: "</body></html>"
};
e.tableRows = [];
// get contents of table except for exclude
$(e.element).each(function (i, o) {
var tempRows = "";
$(o).find("tr").not(e.settings.exclude).each(function (i, p) {
tempRows += "<tr>";
$(p).find("td,th").not(e.settings.exclude).each(function (i, q) { // p did not exist, I corrected
var rc = {
rows: $(this).attr("rowspan"),
cols: $(this).attr("colspan"),
flag: $(q).find(e.settings.exclude)
};
if (rc.flag.length > 0) {
tempRows += "<td> </td>"; // exclude it!!
} else {
if (rc.rows & rc.cols) {
tempRows += "<td>" + $(q).html() + "</td>";
} else {
tempRows += "<td";
if (rc.rows > 0) {
tempRows += " rowspan=\'" + rc.rows + "\' ";
}
if (rc.cols > 0) {
tempRows += " colspan=\'" + rc.cols + "\' ";
}
tempRows += "/>" + $(q).html() + "</td>";
}
}
});
tempRows += "</tr>";
console.log(tempRows);
});
// exclude img tags
if (e.settings.exclude_img) {
tempRows = exclude_img(tempRows);
}
// exclude link tags
if (e.settings.exclude_links) {
tempRows = exclude_links(tempRows);
}
// exclude input tags
if (e.settings.exclude_inputs) {
tempRows = exclude_inputs(tempRows);
}
e.tableRows.push(tempRows);
});
e.tableToExcel(e.tableRows, e.settings.name, e.settings.sheetName);
},
tableToExcel: function (table, name, sheetName) {
var e = this, fullTemplate = "", i, link, a;
e.format = function (s, c) {
return s.replace(/{(\w+)}/g, function (m, p) {
return c[p];
});
};
sheetName = typeof sheetName === "undefined" ? "Sheet" : sheetName;
e.ctx = {
worksheet: name || "Worksheet",
table: table,
sheetName: sheetName
};
fullTemplate = e.template.head;
if ($.isArray(table)) {
for (i in table) {
//fullTemplate += e.template.sheet.head + "{worksheet" + i + "}" + e.template.sheet.tail;
fullTemplate += e.template.sheet.head + sheetName + i + e.template.sheet.tail;
}
}
fullTemplate += e.template.mid;
if ($.isArray(table)) {
for (i in table) {
fullTemplate += e.template.table.head + "{table" + i + "}" + e.template.table.tail;
}
}
fullTemplate += e.template.foot;
for (i in table) {
e.ctx["table" + i] = table[i];
}
delete e.ctx.table;
var isIE = /*@cc_on!@*/false || !!document.documentMode; // this works with IE10 and IE11 both :)
//if (typeof msie !== "undefined" && msie > 0 || !!navigator.userAgent.match(/Trident.*rv\:11\./)) // this works ONLY with IE 11!!!
if (isIE) {
if (typeof Blob !== "undefined") {
//use blobs if we can
fullTemplate = e.format(fullTemplate, e.ctx); // with this, works with IE
fullTemplate = [fullTemplate];
//convert to array
var blob1 = new Blob(fullTemplate, { type: "text/html" });
window.navigator.msSaveBlob(blob1, getFileName(e.settings));
} else {
//otherwise use the iframe and save
//requires a blank iframe on page called txtArea1
txtArea1.document.open("text/html", "replace");
txtArea1.document.write(e.format(fullTemplate, e.ctx));
txtArea1.document.close();
txtArea1.focus();
sa = txtArea1.document.execCommand("SaveAs", true, getFileName(e.settings));
}
} else {
var blob = new Blob([e.format(fullTemplate, e.ctx)], { type: "application/vnd.ms-excel" });
window.URL = window.URL || window.webkitURL;
link = window.URL.createObjectURL(blob);
a = document.createElement("a");
a.download = getFileName(e.settings);
a.href = link;
document.body.appendChild(a);
a.click();
document.body.removeChild(a);
}
return true;
}
};
function getFileName(settings) {
return (settings.filename ? settings.filename : "table2excel");
}
// Removes all img tags
function exclude_img(string) {
var _patt = /(\s+alt\s*=\s*"([^"]*)"|\s+alt\s*=\s*'([^']*)')/i;
return string.replace(/<img[^>]*>/gi, function myFunction(x) {
var res = _patt.exec(x);
if (res !== null && res.length >= 2) {
return res[2];
} else {
return "";
}
});
}
// Removes all link tags
function exclude_links(string) {
return string.replace(/<a[^>]*>|<\/a>/gi, "");
}
// Removes input params
function exclude_inputs(string) {
var _patt = /(\s+value\s*=\s*"([^"]*)"|\s+value\s*=\s*'([^']*)')/i;
return string.replace(/<input[^>]*>|<\/input>/gi, function myFunction(x) {
var res = _patt.exec(x);
if (res !== null && res.length >= 2) {
return res[2];
} else {
return "";
}
});
}
$.fn[pluginName] = function (options) {
var e = this;
e.each(function () {
if (!$.data(e, "plugin_" + pluginName)) {
$.data(e, "plugin_" + pluginName, new Plugin(this, options));
}
});
// chain jQuery functions
return e;
};
})(jQuery, window, document);