19:29:15 Load from Excel2007 file<br />19:29:15 Update cell data values that are displayed in the chart<br />19:29:15 Write to Excel2007 format<br />19:29:15 File written to 34chartupdate.xlsx<br />19:29:15 Peak memory usage: 2 MB<br />19:29:15 Done writing file<br />File has been created in /home/sorianoariza/appssori/proyectos-laravel/tlmk_surveys/vendor/phpoffice/phpexcel/Examples<br />