15:47:57 Enable Cell Caching using MemoryGZip method<br />15:47:57 Create new PHPExcel object<br />15:47:57 Set properties<br />15:47:57 Add data<br />15:47:57 Hide 'Phone' and 'fax' columns<br />15:47:57 Set outline levels<br />15:47:57 Freeze panes<br />15:47:57 Rows to repeat at top<br />15:47:58 Write to Excel2007 format<br />15:48:00 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.6710 seconds<br />15:48:00 Current memory usage: 22 MB<br />15:48:00 Peak memory usage: 26 MB<br />15:48:00 Done writing file<br />File has been created in /home/sorianoariza/appssori/proyectos-laravel/profuturo-retenciones-3/vendor/phpoffice/phpexcel/Examples<br />