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이것을 공유 해 주셔서 감사 합니다, 정말 나를 위해, 또한이 링크를 봐 유용<a href=`zeeshanumardotnet.blogspot.com/…/creating-reports-in-excel-2007-using.html& Reports in Excel 2007 using EPPlus (Header, Footer, Comments, Image, Formatting, Shape and Formula) In this Approach, we will use free open source library EPPlus to export the content. It writes Excel 2007/2010 files using the Open Office Xml format (xlsx) only. This post explains the different ways to export data in excel (.xls and .xlsx) format and their pros and cons. If you want your plain data in spreadsheet then approach 2 is good. If you are exporting data from any HTML element or you need some data formatting then approach 3 is good. If you need xlsx format then I recommend EPPlus. If you have to do a lot of operations on Excel and need support of both formats then NPOI is the best option for you, but it is very heavy. Label2.Text = “Select Only Excel File having extension .xlsx or .xls “; // if file is other than speified extension It even shows how to then open the Excel file, from your ASP.Net C# code. Very cool. <asp:GridView ID="GridView1" runat="server" Caption="Excel Files " Read Also: Upload and Read Excel File (.xls, .xlsx) in ASP.NET MVC Use the ExcelFile.Save method from C# or VB.NET code in your ASP.NET application to stream (download) an Excel file directly to ASP.NET HttpResponse.OutputStream. For additional examples of its usage in ASP.NET MVC and ASP.NET Web API applications, see the ExcelFile.Save method help page. Alternatively, you can use the OpenXML libraries, and export to an Excel 2007 file. Can an Excel file generated using the Open XML SDK 2.0 be sent to the client browser using ‘Open/save’ dialog box WITHOUT saving that file on the web server hard drive? (I create these files dynamically and aren’t required on the server.) In answer to a question from Feb 2009, this library will create one Excel worksheet of data per DataTable in your DataSet.

Now, for those of you who are working with any of the first three approaches, you may have seen the prompt of file format differ each time you export to Excel. Great article for outlining the various ways of Exporting to Excel. I tried the sample code but got the following error when running: http://www.mikesknowledgebase.com/…/ExportToExcel.htm CreateExcelFile.CreateExcelDocument(listOfEmployees, “Employees.xlsx”, Response); Then run the page which will look as in the following:From the above view I am using two buttons to do the upload; one to upload the selected files to the database and view files which shows the files in a grid view which is stored in database table.Now switch to design mode and double click on upload button and put the following code to validate the Only Excel files to be allowed to upload.protected void Button1_Click(object sender, EventArgs e) Note the use of private fonts by specifying a value for the FontSettings.FontsBaseDirectory property. This enables the ASP.NET application to export an Excel file into PDF format in a Medium Trust Environment since the specified location is under ASP.NET application`s control. Note: I can`t stop to mention the big no-no… using the Excel PIA to generate a spreadsheet server-side. This is not a good practice and it`s not recommended or supported, so let`s forget about this one. You get this message because you are opening a file in Microsoft Office Excel 2007 that contains content that does not match the files extension. The following example is a ASP.NET Web Forms application that exports generated Excel files directly to the browser. The requirement was to display a dataset with 3 data tables in an Excel workbook and have each data table in its own worksheet.

Then choose browse with Excel and click on the ok button. The file will be opened in Excel as follows: For more code please download the zip file attachment of this article.After downloading the zip file, extract the files and open it into the Visual Studio and make whatever changes in the connection string to your web.config file as per your server location.Now run the application and select the file other than Excel which shows the following error as shown in the following:Now select the Excel file, which shows the following message after Suceessfully Uploaded:Now click on view files details. href=`zeeshanumardotnet.blogspot.com/…/creating-reports-in-excel-2007-using.html& Reports in Excel 2007 using EPPlus (Header, Footer, Comments, Image, Formatting, Shape and Formula) In this Approach, we will use free open source library EPPlus to export the content. It writes Excel 2007/2010 files using the Open Office Xml format (xlsx) only. This post explains the different ways to export data in excel (.xls and .xlsx) format and their pros and cons. If you want your plain data in spreadsheet then approach 2 is good. If you are exporting data from any HTML element or you need some data formatting then approach 3 is good. If you need xlsx format then I recommend EPPlus. If you have to do a lot of operations on Excel and need support of both formats then NPOI is the best option for you, but it is very heavy. Label2.Text = “Select Only Excel File having extension .xlsx or .xls “; // if file is other than speified extension It even shows how to then open the Excel file, from your ASP.Net C# code. Very cool. <asp:GridView ID="GridView1" runat="server" Caption="Excel Files " Read Also: Upload and Read Excel File (.xls, .xlsx) in ASP.NET MVC Use the ExcelFile.Save method from C# or VB.NET code in your ASP.NET application to stream (download) an Excel file directly to ASP.NET HttpResponse.OutputStream.

For additional examples of its usage in ASP.NET MVC and ASP.NET Web API applications, see the ExcelFile.Save method help page. Alternatively, you can use the OpenXML libraries, and export to an Excel 2007 file. Can an Excel file generated using the Open XML SDK 2.0 be sent to the client browser using ‘Open/save’ dialog box WITHOUT saving that file on the web server hard drive? (I create these files dynamically and aren’t required on the server.) In answer to a question from Feb 2009, this library will create one Excel worksheet of data per DataTable in your DataSet. Now, for those of you who are working with any of the first three approaches, you may have seen the prompt of file format differ each time you export to Excel. Great article for outlining the various ways of Exporting to Excel. I tried the sample code but got the following error when running: http://www.mikesknowledgebase.com/…/ExportToExcel.htm CreateExcelFile.CreateExcelDocument(listOfEmployees, “Employees.xlsx”, Response); Then run the page which will look as in the following:From the above view I am using two buttons to do the upload; one to upload the selected files to the database and view files which shows the files in a grid view which is stored in database table.Now switch to design mode and double click on upload button and put the following code to validate the Only Excel files to be allowed to upload.protected void Button1_Click(object sender, EventArgs e) Note the use of private fonts by specifying a value for the FontSettings.FontsBaseDirectory property. This enables the ASP.NET application to export an Excel file into PDF format in a Medium Trust Environment since the specified location is under ASP.NET application` s=”” control.=”” note:=”” i=”” can`t=”” stop=”” to=”” mention=”” the=”” big=”” no-no…=”” using=”” the=”” excel=”” pia=”” to=”” generate=”” a=”” spreadsheet=”” server-side.=”” this=”” is=”” not=”” a=”” good=”” practice=”” and=”” it`s=”” not=”” recommended=”” or=”” supported,=”” so=”” let`s=”” forget=”” about=”” this=”” one.=”” you=”” get=”” this=”” message=”” because=”” you=”” are=”” opening=”” a=”” file=”” in=”” microsoft=”” office=”” excel=”” 2007=”” that=”” contains=”” content=”” that=”” does=”” not=”” match=”” the=”” files=”” extension.=”” the=”” following=”” example=”” is=”” a=”” asp.net=”” web=”” forms=”” application=”” that=”” exports=”” generated=”” excel=”” files=”” directly=”” to=”” the=”” browser.=”” the=”” requirement=”” was=”” to=”” display=”” a=”” dataset=”” with=”” 3=”” data=”” tables=”” in=”” an=”” excel=”” workbook=”” and=”” have=”” each=”” data=”” table=”” in=”” its=”” own=”” worksheet.=”” then=”” choose=”” browse=”” with=”” excel=”” and=”” click=”” on=”” the=”” ok=”” button.=”” the=”” file=”” will=”” be=”” opened=”” in=”” excel=”” as=”” follows:=”” for=”” more=”” code=”” please=”” download=”” the=”” zip=”” file=”” attachment=”” of=”” this=”” article.after=”” downloading=”” the=”” zip=”” file,=”” extract=”” the=”” files=”” and=”” open=”” it=”” into=”” the=”” visual=”” studio=”” and=”” make=”” whatever=”” changes=”” in=”” the=”” connection=”” string=”” to=”” your=”” web.config=”” file=”” as=”” per=”” your=”” server=”” location.now=”” run=”” the=”” application=”” and=”” select=”” the=”” file=”” other=”” than=”” excel=”” which=”” shows=”” the=”” following=”” error=”” as=”” shown=”” in=”” the=”” following:now=”” select=”” the=”” excel=”” file,=”” which=”” shows=”” the=”” following=”” message=”” after=”” suceessfully=”” uploaded:now=”” click=”” on=”” view=”” files=”” details.=””></a href=`zeeshanumardotnet.blogspot.com/…/creating-reports-in-excel-2007-using.html& Reports in Excel 2007 using EPPlus (Header, Footer, Comments, Image, Formatting, Shape and Formula) In this Approach, we will use free open source library EPPlus to export the content. It writes Excel 2007/2010 files using the Open Office Xml format (xlsx) only. This post explains the different ways to export data in excel (.xls and .xlsx) format and their pros and cons.

If you want your plain data in spreadsheet then approach 2 is good. If you are exporting data from any HTML element or you need some data formatting then approach 3 is good. If you need xlsx format then I recommend EPPlus. If you have to do a lot of operations on Excel and need support of both formats then NPOI is the best option for you, but it is very heavy. Label2.Text = “Select Only Excel File having extension .xlsx or .xls “; // if file is other than speified extension It even shows how to then open the Excel file, from your ASP.Net C# code. Very cool. <asp:GridView ID="GridView1" runat="server" Caption="Excel Files " Read Also: Upload and Read Excel File (.xls, .xlsx) in ASP.NET MVC Use the ExcelFile.Save method from C# or VB.NET code in your ASP.NET application to stream (download) an Excel file directly to ASP.NET HttpResponse.OutputStream. For additional examples of its usage in ASP.NET MVC and ASP.NET Web API applications, see the ExcelFile.Save method help page. Alternatively, you can use the OpenXML libraries, and export to an Excel 2007 file. Can an Excel file generated using the Open XML SDK 2.0 be sent to the client browser using ‘Open/save’ dialog box WITHOUT saving that file on the web server hard drive? (I create these files dynamically and aren’t required on the server.) In answer to a question from Feb 2009, this library will create one Excel worksheet of data per DataTable in your DataSet. Now, for those of you who are working with any of the first three approaches, you may have seen the prompt of file format differ each time you export to Excel. Great article for outlining the various ways of Exporting to Excel.

I tried the sample code but got the following error when running: http://www.mikesknowledgebase.com/…/ExportToExcel.htm CreateExcelFile.CreateExcelDocument(listOfEmployees, “Employees.xlsx”, Response); Then run the page which will look as in the following:From the above view I am using two buttons to do the upload; one to upload the selected files to the database and view files which shows the files in a grid view which is stored in database table.Now switch to design mode and double click on upload button and put the following code to validate the Only Excel files to be allowed to upload.protected void Button1_Click(object sender, EventArgs e) Note the use of private fonts by specifying a value for the FontSettings.FontsBaseDirectory property. This enables the ASP.NET application to export an Excel file into PDF format in a Medium Trust Environment since the specified location is under ASP.NET application`s control. Note: I can`t stop to mention the big no-no… using the Excel PIA to generate a spreadsheet server-side. This is not a good practice and it`s not recommended or supported, so let`s forget about this one. You get this message because you are opening a file in Microsoft Office Excel 2007 that contains content that does not match the files extension. The following example is a ASP.NET Web Forms application that exports generated Excel files directly to the browser. The requirement was to display a dataset with 3 data tables in an Excel workbook and have each data table in its own worksheet. Then choose browse with Excel and click on the ok button. The file will be opened in Excel as follows: For more code please download the zip file attachment of this article.After downloading the zip file, extract the files and open it into the Visual Studio and make whatever changes in the connection string to your web.config file as per your server location.Now run the application and select the file other than Excel which shows the following error as shown in the following:Now select the Excel file, which shows the following message after Suceessfully Uploaded:Now click on view files details.

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