how to encrypt excel file

Home to a Chinese description of the example, the following example a lot of people can test more. Copy Code code as follows: Copy Code code as follows: If you open an Excel file on a Web page, then there is a EXCEL.EXE in the process, so you must close it and refresh this page! Two JS Read Excel

Fix Excel Open UTF-8 encoded CSV file garbled problemReferenced from: https://en.wikipedia.org/wiki/Comma-separated_values“CSV formats is not limited to a particular character set. They work just as well with Unicode character sets (such as UTF-8 or UTF-16) as with ASCII (although particular progr AMS/Support CSV may have their own limitations). CSV files normally would even survive naive translation from o

One way to take advantage of Excel in ASP is to link an Excel file as a database, and then do something similar to an Access database operation. But this method is not always useful, and Excel is not a relational database. For a fixed format, there are complex cell merges in this format, border line style, there are pa

I have sorted out two ways to import an excel file to a mysql database. One is to use PHP-ExcelReader for import, and the other is to convert an excel file into a csv file and directly use php-related functions for import. A customer contacted me for a website last night and

Python handles Excel already has a large number of packages, mainstream representatives are:Xlwings: Simple and powerful alternative to VBAOPENPYXL: Easy to use and versatilePandas: Use needs to combine with other libraries, data processing is the pandas of the bodyWin32com: It's not just Excel that can handle office, but it's a package of Windows COM, which is a bit of a pain for novices to use.? Xlsxwrite

In the Web site will often generate tables, CSV and Excel are commonly used in the report format, CSV relatively simple, if you have questions I will release some examples of CSV, here mainly introduced in PHP to generate and read Excel files. To perform the following function, first introduce a class library: Phpexcel,phpexcel is a powerful PHP class library for reading and writing different

C # reads the contents of an Excel file, connects through OLE DB, the key is the path of the connection,such as: string strconn = "provider=microsoft.ace.oledb.12.0;data source=" + filePath + "; Extended Properties=excel 12.0;";The path to the connection involves 3 aspects:1. Provider: OLE DB connection is used, but this technology will be updated from time to da

IntroductionReports are frequently involved in Java Web development, and recent projects need to implement the ability to display the data in a database as a table and to export it as an Excel file.Related JAR PackagesUsing POI can be a good solution to the import and export problems of Excel, POI:Poi-3.6-20091214.jarKey codeImport the above jar packages first.When generating

Php generates an EXCEL document instance program. The following describes several php implementation programs used to generate EXCEL documents. For more information, see. Original original method of writing: Send the header, and send the header of the attachment to the user's browser table. The following describes several php implementation programs that generate EXCEL