For a solution that is free of fiddly external dependencies*, there is now readxl: The readxl package makes it easy to get data out of Excel and into R. Compared to many of the existing packages (e.g. gdata, xlsx, xlsReadWrite) readxl has no external dependencies so it’s easy to install and use on all operating … Read more
I highly recommend xlrd for reading .xls files. But there are some limitations(refer to xlrd github page): Warning This library will no longer read anything other than .xls files. For alternatives that read newer file formats, please see http://www.python-excel.org/. The following are also not supported but will safely and reliably be ignored: – Charts, Macros, … Read more
Just Calling .Quit() will not remove the Application from memory. It is very important to close the objects after you are done with your coding. This ensures that all objects are released properly and nothing remains in the memory. See this example Imports Excel = Microsoft.Office.Interop.Excel Public Class Form1 ‘~~> Define your Excel Objects Dim … Read more
Below Function converts the Excel sheet (XLSX format) data to JSON. you can add promise to the function. <script src=”https://cdnjs.cloudflare.com/ajax/libs/xlsx/0.8.0/jszip.js”></script> <script src=”https://cdnjs.cloudflare.com/ajax/libs/xlsx/0.8.0/xlsx.js”></script> <script> var ExcelToJSON = function() { this.parseExcel = function(file) { var reader = new FileReader(); reader.onload = function(e) { var data = e.target.result; var workbook = XLSX.read(data, { type: ‘binary’ }); workbook.SheetNames.forEach(function(sheetName) { … Read more
To colour the rows: $objPHPExcel->getActiveSheet()->getStyle(‘A1000:IV2000’) ->getFill() ->setFillType(PHPExcel_Style_Fill::FILL_SOLID); $objPHPExcel->getActiveSheet()->getStyle(‘A1000:IV2000′) ->getFill() ->getStartColor()->setARGB(PHPExcel_Style_Color::COLOR_BLUE); To format dates: Make sure that you’re setting your date values as an Excel serialized timestamp $myDate = “21/12/2014 15:08:23”; $myDateValue = DateTime::createFromFormat(‘d/m/Y H:i:s’, $myDate); $excelTimeStamp = PHPExcel_Shared_Date::PHPToExcel($myDateValue); $objPHPExcel->getActiveSheet() ->setCellValue(‘A1’, $excelTimeStamp); $objPHPExcel->getActiveSheet() ->getStyle(‘C9’) ->getNumberFormat() ->setFormatCode(PHPExcel_Style_NumberFormat::FORMAT_DATE_DDMMYYYY); All of this is covered in the documentation and in … Read more