excel file corrupted and cannot opened

How can I use Php to generate a real Excel file? PS: it is too difficult to use PHPEXCEL! Recently, a project needs to export data in large batches to an Excel file. PhpExcel is used in the early stage. it is okay when the data volume is small! However, when a large volume of data reaches 10 thousand rows, the memory c

In the article how to avoid the Excel 2010 window size synchronization, we indicate how to open, arrange multiple Excel files in a window. But many students who use Windows 7 still prefer the two windows. A pull by the left and right, both easy to compare, and not interfere with the operation. The problem is that when you open more than one Excel

Speaking of the two formats of Excel and WPS, we all know that we often encounter this problem in normal office work. Here, I would like to ask you a question about how to convert an Excel file to a WPS format? 1. Try this operation. You also need to use the auxiliary tools to install a PDF converter on your computer and then use it to convert an

This article mainly introduced the YII2 framework uses the Phpexcel to export the Excel file the related material, has the certain reference value, the interested small partner may refer to Recently in the study of the YII framework of PHP, like, encountered the problem of exporting Excel, studied, there is the following method: Easiest to install with composer

The easiest way to generate an excel file is to import the database data to excel. The following is a good example. you can refer to generate an excel file, the simplest way is to import the database data to excel. The following i

Solve the PHP generated UTF-8 encoding CSV file with Excel open garbled problem wrote in fact this problem has been encountered a long time ago, it should be not resolved, at that time, the openoffice was opened normally, while the excel file was not

System. runtime. interopservices. comexception (0x800a03ec): Microsoft Office Excel cannot access the file "D: \ Benz \ Daimler \ benz. Win \ lshbizplanfigure.xls ". Possible causes include: ? The file name or path does not exist.? File is beingProgram.? The workbook you want to save has the same name as the one curr

In the process of calling the COM component in a WinForm program to operate an existing Excel file, if the process is long, for example, it takes 20 minutes, if you click the Excel file manually, the file can still be opened, but

How to: link an assembly to a word or Excel File Microsoft Office 2003 documents containing managed code extensions must have paths to their associated assembly. The path and Assembly name are stored in the Custom Attributes of the document._ Assemblylocation0And_ Assemblyname0. The path must have one of the following formats: Absolute path (C:\Assemblies\) Relative Path (\Assemblies\) HTTP (http:

Currently, a developed system needs to export data from the database to excel. I have been using Set the gridviewSource codeOutput method, but today we find that the xls file output in this way, when you open the file in Excel, a prompt is displayed, "the format of the file