Javascript to select all check box from datagrid

Write Following function in

tag.

function CheckAll(dgView)
{
var datagrid = document.getElementById(dgView);
for (var i=0;i < datagrid.rows.length;i++)
{
var e = datagrid.rows[i].cells[0];
for (k=0; k < e.childNodes.length; k++)
{
if ((e.childNodes[k].type=='checkbox'))
{
e.childNodes[k].checked=true;
}
}
}
}

Call above function on button click event by passing datagrid object as a parameter.

Javascript to Accept Only Numbers in TextBox

function numbersonly(e, decimal)
{
var key;
var keychar;
if (window.event)
key = window.event.keyCode;
else if (e)
key = e.which;
else
return true;
keychar = String.fromCharCode(key);
if ((key==null) (key==0) (key==8) (key==9) (key==13) (key==27) )
return true;
else if ((("0123456789").indexOf(keychar) > -1))
return true;
else
return false;
}

JavaScript To View Page in Full Screen

Add Following Lines in Script Tag:

url = "FullScreenPage.htm";
var speedX = 7;
var speedY = 5;
var bgColor = "#000000";
var txtColor = "#FF80000";
if (document.all)
{
var wide = window.screen.availWidth;
var high = window.screen.availHeight;
}
function ShowFullScreen()
{
if (document.all)
{
var FScreen = window.open("","BoomWindow","fullscreen");
FScreen.document.write('Loading...');
FScreen.focus();
for (H=1; H{
FScreen.resizeTo(1,H);
}
for (W=1; W{
FScreen.resizeTo(W,H);
}
FScreen.location = url;
}
else
{
window.open(url,"BoomWindow","");
}
}

Call ShowFullScreen() method using javascript event.

ASP.NET Export DataGrid To Excel

Its Very easy to Export DataGrid to Excel. First you populate DataGrid and add following code to export datagrid data to excel. Here datagrid object is 'dgBillDetails'.

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Response.Clear();
Response.Buffer = true;
Response.ContentType = "application/vnd.ms-excel";
Response.Charset = "";
this.EnableViewState = false;
System.IO.StringWriter oStringWriter = new System.IO.StringWriter();
System.Web.UI.HtmlTextWriter oHtmlTextWriter = new System.Web.UI.HtmlTextWriter(oStringWriter);
DataGrid1.VirtualItemCount = 0;
DataGrid1.RenderControl(oHtmlTextWriter);
Response.Write(oStringWriter.ToString());
Response.End();

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