19:31:43 Write to Excel2007 format<br />19:31:43 File written to 33chartcreate-column.xlsx<br />19:31:43 Peak memory usage: 6 MB<br />19:31:43 Done writing file<br />File has been created in /home/sorianoariza/appssori/proyectos-laravel/coca-prospeccion-l5/vendor/phpoffice/phpexcel/Examples<br />