21:06:16 Write to Excel2007 format<br />21:06:16 File written to 33chartcreate-column.xlsx<br />21:06:16 Peak memory usage: 6 MB<br />21:06:16 Done writing file<br />File has been created in /home/sorianoariza/appssori/proyectos-laravel/coca-prospeccion-l5/vendor/phpoffice/phpexcel/Examples<br />