17:12:17 Enable Cell Caching using MemoryGZip method<br />17:12:17 Create new PHPExcel object<br />17:12:17 Set properties<br />17:12:17 Add data<br />17:12:17 Hide 'Phone' and 'fax' columns<br />17:12:17 Set outline levels<br />17:12:17 Freeze panes<br />17:12:17 Rows to repeat at top<br />17:12:17 Write to Excel2007 format<br />17:12:19 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.8536 seconds<br />17:12:19 Current memory usage: 24 MB<br />17:12:19 Peak memory usage: 28 MB<br />17:12:19 Done writing file<br />File has been created in /home/sorianoariza/appssori/proyectos-laravel/profuturo-retenciones-issste/vendor/phpoffice/phpexcel/Examples<br />