CSV

Convert An Excel File To CSV In PHP Using PHPSpreadSheet This article shows how to convert an Excel file to CSV with the latest version of PhpSpreadsheet using plain PHP. Reading the workbook is the easy half —… July 29, 2026 · PhpSpreadsheet Convert A CSV File To Excel In PHP Using PHPSpreadSheet Read a CSV with PhpSpreadsheet's Csv reader — setting the delimiter, enclosure and encoding up front — then save it straight back out as a real .xlsx workbook. July 23, 2026 · PhpSpreadsheet