12:34:16 Enable Cell Caching using MemoryGZip method<br />12:34:16 Create new PHPExcel object<br />12:34:16 Set properties<br />12:34:16 Add data<br />12:34:16 Hide 'Phone' and 'fax' columns<br />12:34:16 Set outline levels<br />12:34:16 Freeze panes<br />12:34:16 Rows to repeat at top<br />12:34:18 Write to Excel2007 format<br />12:34:24 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 6.1331 seconds<br />12:34:24 Current memory usage: 24 MB<br />12:34:24 Peak memory usage: 26.75 MB<br />12:34:24 Done writing file<br />File has been created in /var/www/tali/vendor/phpoffice/phpexcel/Examples<br />