13:52:23 Enable Cell Caching using MemoryGZip method<br />13:52:23 Create new PHPExcel object<br />13:52:23 Set properties<br />13:52:23 Add data<br />13:52:23 Hide 'Phone' and 'fax' columns<br />13:52:23 Set outline levels<br />13:52:23 Freeze panes<br />13:52:23 Rows to repeat at top<br />13:52:24 Write to Excel2007 format<br />13:52:26 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.0618 seconds<br />13:52:26 Current memory usage: 20 MB<br />13:52:26 Peak memory usage: 26 MB<br />13:52:26 Done writing file<br />File has been created in /var/www/html2/dev_icheckinventory/vendor/phpoffice/phpexcel/Examples<br />