23:01:49 Enable Cell Caching using MemoryGZip method<br />23:01:49 Create new PHPExcel object<br />23:01:49 Set properties<br />23:01:49 Add data<br />23:01:49 Hide 'Phone' and 'fax' columns<br />23:01:49 Set outline levels<br />23:01:49 Freeze panes<br />23:01:49 Rows to repeat at top<br />23:01:50 Write to Excel2007 format<br />23:01:51 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.4854 seconds<br />23:01:51 Current memory usage: 24 MB<br />23:01:51 Peak memory usage: 28 MB<br />23:01:51 Done writing file<br />File has been created in /var/www/customs_huizhida_v2/vendor/phpoffice/phpexcel/Examples<br />