asp net open excel file

Datagrid|excel|web the data from the DataGrid in the ASP. NET WebForm to Microsoft Excel This article will step you through the DataGrid Web server control on the ASP.net webform and then remit the DataGrid to Microsoft Excel. Technology This article will explain two techni

(":",""). replace ("-",""). replace ("", "") + @". xls "; Excel. Application thisapplication = new excel. applicationclass (); Excel. Workbook thisworkbook; Object missing = system. reflection. Missing. value; Try { // Load the Excel template file Thisworkbook = thisapplica

Export the information in the DataGrid of ASP. NET webform to Microsoft Excel. This article will gradually introduce DataGridThe Web server controls the slave, and then DataGridThe content is exported to Microsoft Excel. This article will explain the twoDataGridTechnical advantages of materials:

. Excel. dll, SetUsing Excel = Microsoft. Office. InterOP. Excel, Which isUsing Excel = InterOP. Excel, There is no problem with running the program locally. When the server program is updated again, a new exception occurs:Failed to retrieve components whose CLSID is {000245

C # Import and Export of database data ASP. NET Excel In daily projects, it is very common to import data in Excel, Word, txt, and other formats to the database. Here I will make a summary This section describes how to import SQL Server, Oracle database, and winform into SQL Server and Oracle database. C # Import and E

A few days ago, a friend company needs to use Excel to import and export the content in the database and excel through the Web! Asked me, I have done it before. Many similar solutions on the Internet use controls like DataGrid or gridview to directly import to excel, which is convenient, but not very practical, sometimes the exported

operation Excel or in the statistical reporting aspect, you may consider reads the Excel template, also may consider does not need to read the template, actually reads does not read the template to be able to achieve the same effect, sees the actual situation and uses. 1. Read the template, the first template stored in a path, according to the template of the data extracted from the database back to

Excel is a software in Microsoft's office suite. It is mainly used to process workbooks. Excel is welcomed by our office staff for its user-friendly interface and rapid data processing. Therefore, many documents are saved in Excel format. For programmers, in programming, we often need to access Excel files to obtain da

ASP. NET Aries 4.0 open-source release: optimized and rewritten basic functions, asp. netariesMajor updates: 1: added the AR. Global. GetUser () method to return the user information of the current login. 2: rewrite AR. Combobox to support the drop-down tree. 3: Adjust and extend the configuration parameters in the Inp

Specific design ideas (1). Obtain the name of the Excel file to be accessed (2) read the content of an Excel file (3). Display in datagrid format Source code: However, this method can display the data in the Excel document, but it cannot display the image!T

Several solutions to ASP. NET Excel File Export garbled characters During ASP. NET development, some list items are often exported as Excel for users to view and save, but

()); HttpContext.Current.Response.End (); }When you export an Excel file using a DataTable, you need to create a DataTable, following the creation of a small instance of the DataTable:DataTable dt =NewDataTable (); string[] Strarr =New string[] { "1", "2222", "333333333", "444"

If you want to export Excel data without calling the Excel component like me, I would like to recommend MyXls to you. MyXls uses C # Open-source projects and can be applied to asp.net or.. net application. It directly generates excel documents in binary format based on Micro

ASP. net mvc uses EPPlus to export data to Excel, mvcepplus I haven't written a blog for a long time. I want to update it today. Today we want to learn how to export data to an Excel file. Here I am using the free open-source Eppl

Find a new table in the "Start" menu, click open file, and find the file;Click the triangle icon on the page, and a menu will pop up. Click "open and fix:Select Extract data:Then, a prompt is displayed, indicating whether to extract a value or restore the formula, as shown in the following figure.You wil

connectionOdcon. Open ();//Open ConnectionSystem.Data.DataTable sTable = Odcon. GetOleDbSchemaTable (System.Data.OleDb.OleDbSchemaGuid.Tables,NULL); //Sheets Name stringTableName = stable.rows[0][2]. ToString (). Trim (); if(TableName = ="") { return NULL; } Else{tableName="["+ TableName +"]"; } OleDbDataAdapter Odda=NewOleDbDataAdapter ("SELECT *

ASP. NET output EXCEL When developing the ISO file management system, I have encountered the need to export ASPX directly to EXCEL. Now I will share my experience with you. In fact, it is easy to use ASP.

Using the Excel component of MS Office to generate Excel has many drawbacks.The first step is that the process is difficult to deploy. The second step is that all of excel.exe will be loaded into the memory every time it is generated, occupying at least 10 MB of memory. If a large file is generated, it will take at least 100-500 mb, not every server may suffer su

, its cells can only access cells in the 1st sheet. // Save the file. Excel. xlsaveasaccessmode sets the file access mode. Other parameters can be omitted.WB. saveas (@ "E: \ A \ test.xls", type. missing, type. missing, type. missing, type. missing, type. missin, Excel. xlsaveasaccessmode. xlnochange, type. missing, t

ASP. NET imports Excel data into the SQL Server database, which calls the Stored ProcedureCmd. commandtext = "proc_address"; this statement calls the stored procedure "proc_address"This Stored ProcedureCodeIs:Create proc proc_address @ cardno char (20), @ toaddress char (50), @ ccaddress char (50), @ yyyymm char (12)AsDeclare @ strsql char (400) Set @ strsql = '