first of all, the imported table is calculated with the formula (the values of many columns are calculated by the formula). There is no problem, but after import, it is found that the value of some columns is-sharpVALUE! (not all the columns calculated ...
PHPExcel can only set one cell to drop-down at a time. I want to set the whole column to drop-down effect. Is it possible? related codes Please paste the code text below (do not replace the code with pictures) $objExcel = new PHPExcel (); $ob...
* excel table export @ param string $fileName file name @ param array $headArr header name @ param array $data data to be exported @ author static7 * function excelExport ($fileName = , $headArr = [], $data = []) { $fileName .= &quo...
currently, I can only get cell values through getCell ( "A4 ")-> getValue () , but there is a problem. Sometimes I want to delete or add a column, which destroys other values I want to save (because the data on xlsx tables A to Z has changed), so I have...
the framework is TP5 there is a short date when importing ! this date format cannot be used. the online search method says to use PHPExcel_Shared_Date::ExcelToPHP () , but the incoming value reported with this error is not a numeric value. Is ...
** * Excels * * @param string $file * @param array $sheet_names * * @return array|bool * @throws PHPExcel_Exception * @throws PHPExcel_Reader_Exception * public static function importExcel($file, ...
when php uses phpexcel to read excel, if the excel itself has more rows and rows, it is easy to cause Allowed memory size of 134217728 bytes exhausted (tried to allocate 4096 bytes) insufficient memory error, so I wrote a script that uses phpexcel f...
the default is 8m, but the file size is less than 8m. It is not clear how much size should be set for buffering. Should it be less than or equal to the file size? Because downloading files is a batch operation and batch files, you should also take into a...
Today, write a mobile page, using a pop-up drop-down box, and the contents of the drop-down box can be scrollable. The problem is that when you scroll the drop-down box, the underlying body scrolls along with it. I looked up the method on the Internet, a...
I used koa2 to do an interface proxy layer, and now I have a problem that the forwarding file upload is not successful. my expectation is that the web page calls form to request uploading files to the koa layer, and the Koa layer is using the axios req...
read the code of Brother leecode. It is calculated that the time is a lot different from him. Dare to ask how their runtime and memory are calculated ...
as shown in the figure: Where does the js code come from that you can t find it at all in the project? ...