How to Export Data to Excel?

Answers were Sorted based on User's Feedback



How to Export Data to Excel?..

Answer / mohanraja

The belo code is Export the Listview Data's into Excel...
It exports two columns, Cell Number and Name...


Imports System.IO

Try

Dim st As String() = New
String(lst_phone.Columns.Count - 1) {}
Dim di As New DirectoryInfo("c:\")
If di.Exists = False Then
di.Create()
End If
Dim sw As New
StreamWriter(sfd.FileName, False)
sw.AutoFlush = True
For col As Integer = 0 To
lst_phone.Columns.Count - 1
sw.Write("" & Chr(9) & "" +
lst_phone.Columns(col).Text.ToString())
Next

Dim rowIndex As Integer = 1
Dim row As Integer = 0
Dim st1 As String = ""
For row = 0 To lst_phone.Items.Count - 1
If rowIndex <=
lst_phone.Items.Count Then
rowIndex += 1
End If
st1 = "" & Chr(10) & ""
For col As Integer = 0 To
lst_phone.Columns.Count - 1
'st1 = st1 + "" & Chr(9) &
"" + "'" + lst_phone.Items(row).SubItems(col).Text.ToString()
st1 = st1 + "" & Chr(9) & ""
+ lst_phone.Items(row).SubItems(col).Text.ToString()
Next
sw.WriteLine(st1)
Next
sw.Close()

Dim fil As New FileInfo(sfd.FileName)

If fil.Exists = True Then

MsgBox("Your Data Exported into
Excel Sheet Successfully......!", MsgBoxStyle.Information,
"Exported")
End If
Catch ex As Exception
End Try

Is This Answer Correct ?    3 Yes 0 No

How to Export Data to Excel?..

Answer / santoshsutar1983

protected void Button3_Click(object sender, EventArgs e)

{

DataTable dt = GetData();

string attachment = "attachment;
filename=Employee.xls";

Response.ClearContent();

Response.AddHeader("content-disposition",
attachment);

Response.ContentType = "application/vnd.ms-excel";

string tab = "";

foreach (DataColumn dc in dt.Columns)

{

Response.Write(tab + dc.ColumnName);

tab = "\t";

}

Response.Write("\n");



int i;

foreach (DataRow dr in dt.Rows)

{

tab = "";

for (i = 0; i < dt.Columns.Count; i++)

{

Response.Write(tab + dr[i].ToString());

tab = "\t";

}

Response.Write("\n");

}

Response.End();

Is This Answer Correct ?    1 Yes 0 No

How to Export Data to Excel?..

Answer / agrawars

better to concatenate data in the string builder with comma
seprated value and line change

and save string as a file and give it extension as .xls
This is the fastest way for export to excel.

It will be around 10 times faster then generale excel
writing and showing.

Is This Answer Correct ?    0 Yes 0 No

How to Export Data to Excel?..

Answer / duddi

this is not correct question

Is This Answer Correct ?    0 Yes 4 No

Post New Answer

More ASP.NET Code Interview Questions

Common UI for Multiple web applications. Suppose there are 35 websites using same third party controls.These 3rd party controls are made together that all 35 websites can use these controls.If we put all 3rd party controls and use its dll in 35 websites,only class files will be accessable. But I want to use CSS,images also in all 35 websites. how I can design the N-tier solution for this project.

0 Answers   TCS,


working with fileUpload ?

1 Answers  


Coding for .NET Delegates?

0 Answers  


Code for Communicating over Sockets?

0 Answers  


How we implement the paypal in my website and how we make a payment through Credit Card.

2 Answers  






How to get Dynamically Linked Comboboxes Set?

0 Answers   HCL,


Coding for Synchronizing Cache Access in ASP.NET?

0 Answers  


How to get the row index on checking a Checkbox in a ListView

1 Answers  


Code for Getting Information About A File?

1 Answers  


Give coding for Exception Handling Techniques in ASP.NET?

3 Answers   Microsoft,


how to track links visited in google using iframes

0 Answers  


how to create a search bar which access data from various websites and retrieves the data

0 Answers  


Categories
  • ASP.NET Code Interview Questions ASP.NET Code (46)
  • VB.NET Code Interview Questions VB.NET Code (9)
  • C Sharp Code Interview Questions C Sharp Code (51)
  • ADO.NET Code Interview Questions ADO.NET Code (8)