Usuario:ManuelRomero/PHP/excell

Crear cabeceras con un fichero excell
header(“Content-Type: application/vnd.ms-excel”);

header(“Content-Disposition: attachment; filename=”$filename””);

Usando el recurso phpspreadseet
https://www.htmlgoodies.com/beyond/exploring-phpspreadsheets-formatting-capabilities.html
 * https://github.com/PHPOffice/PhpSpreadsheet
 * https://phpspreadsheet.readthedocs.io/en/develop/
 * https://phpoffice.github.io/PhpSpreadsheet/master/
 * https://stackoverflow.com/questions/tagged/phpspreadsheet
 * https://gitter.im/PHPOffice/PhpSpreadsheet

Para leer un fichero xls

 * Debemos cargar el fichero


 * Clase IOFactory
 * método load


 * Contar cuantas filas y columnas tiene