asp net read excel file into datatable

ASP. NET DataTable: Remove duplicate rows. asp. netdatatable First, use the Linq query expression. The code is as follows: DataTable testtable = new DataTable (); testtable. columns. add ("ID"); testtable. columns. add ("Product

PHP Development will certainly encounter the need to import Excel file content into the database, Php-excel-reader is a class to read Excel, you can easily use it to read Excel files is

Dt:datatableStrfile:filenameStrext:typeprivate void Gridexport (DataTable dt, String strfile, String strext){String strapptype = "";Switch (strext){Case "XLS":Strapptype = "Application/ms-excel";BreakCase "Doc":Strapptype = "Application/ms-word";BreakCase "TXT":Strapptype = "Application/ms-txt";BreakCase "HTML":Case "htm":Strapptype = "application/ms-html";BreakDefault:return;}GridView MyGridView = new Grid

, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing); if (workbook. Worksheets.count > 0) {for (int i = 1; I Here's how to kill Excel:private void Killexcel () {//outputexcel (); Gc. Collect (); Gc. WaitForPendingFinalizers (); }//Gets the corresponding thread PID for the handle [Sy

In a project, you need to import data from an Excel file and display it on the datagridview. You also need to right-click the datagridview to save the data as an Excel file, so you have written these two tools. This article provides two methods for converting between EXCEL a

The example is an advanced step for exporting a DataTable Excel file. In addition to the Garbled text processing mentioned in the previous article, this example also adds the function of processing multiple row headers, merging cells, and processing Garbled text file names, it should be able to meet the needs of daily

There's a problem with exporting a DataTable to excel in today's projectDocumenting the solution in the garden memoNeed some stuff.Third-party class library Aspose.cellsFeel free to find a download link here:http://www.cr173.com/soft/66096.htmlI do not guarantee the legality and validity of this linkSay the point, on the demopublic bool Exportasexcel (string URI, DataSet DS){Aspose.Cells.Workbook wk = new A

I have the opportunity to see a question on the blog page, ASP. NET DataTable: For example, the table on the left is built by a program, not a database table. How can we obtain the four tables on the right through the DataTable operation? Insus. NET tried to do it, which i

In ASP. NET, Entity classes are generated based on anonymous classes, datatable, and SQL statements. This article mainly introduces how to generate entity classes based on anonymous classes, datatable, and SQL in ASP. NET. This sm

Package Office;/*** read doc, Excel, PDF, HTML, generate TXT file, read txt, and generate EXCEL file * @ author javaalpha * @ date 2011-8-1 * @ Version V 1.0 */Import Java. io. bufferedreader; import Java. io.

is exported to Excel and downloaded/// /// the DataTable to export /// type /// the file name of Excel Public voidCreateexcel (DataTable DT,stringFileType,stringFileName) {response.clear (); Response.Charset="UTF-8"; Response.Buffer=true; Response.Conte

There are a lot of ASP online. NET to read XML, for example, using Dataset to read, but this tutorial uses XmlDocument to read all data under the XML node. Let's take a look at the XML format: SysRightsDb. xmlXML Code [http://www.xueit.com] From this XML, I will use

I recently studied how to make ASP. NET more efficient in reading Excel files. The following is a summary: ASP. NET Method 1: Use oledb to read Excel files: Use an

Static stringRemovetextqualifier (stringtext) {stringPattern ="^\ "(? "; Regex RGX=NewRegex (Pattern,regexoptions.multiline); Match m=RGX. Match (text);if(m.success)//return M.result ("($)"). Replace ("\" \ "", "\" ");returnm.groups["Word"]. Value.replace ("\"\"","\"");ElsereturnText. Replace ("\"\"","\"");}: Test a file, the effect can also, and Excel opens with no differences displayed. If you need to te

There is a chance to see a problem on the blog, "ASP." NET how to operate the DataTable: As shown above, the table on the left is built by the program, not the database table, how to get the four tables on the right by manipulating the DataTable method? Insus.net tried to do it, it was a skill to practice the

ASP. NET DataTable remove duplicate rows This article mainly introduces two methods for removing duplicate rows from ASP. NET DataTable. This article will directly remove duplicated rows. For more information, see First, use the

.jpg "align =" center "vspace =" 1 "border =" 1 "> If you want to print it in word, you can also use the following method. You only need to change the code: Response. contenttype = "application/MS-word"Response. addheader ("content-disposition", "inline?filename=test.doc ") Finally, let's take a look at how to call the client EXCEL to print. by clicking the "print" button, the customer can automatically open the clie

Original address of this article: http://blog.csdn.net/ranbolwb/article/details/8083983, reproduced please keep this line. This example is an advanced step for exporting datatable excel. In addition to the Garbled text processing mentioned in the previous article, this example also adds the ability to process multi-row headers, merge cells, and handle Garbled text file