11:06:03 Enable Cell Caching using MemoryGZip method<br />11:06:03 Create new PHPExcel object<br />11:06:03 Set properties<br />11:06:03 Add data<br />11:06:03 Hide 'Phone' and 'fax' columns<br />11:06:03 Set outline levels<br />11:06:03 Freeze panes<br />11:06:03 Rows to repeat at top<br />11:06:04 Write to Excel2007 format<br />11:06:07 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 3.2492 seconds<br />11:06:07 Current memory usage: 28 MB<br />11:06:07 Peak memory usage: 32 MB<br />11:06:07 Done writing file<br />File has been created in /home/ykcomq5/hrm.ykcs.net/vendor/phpoffice/phpexcel/Examples<br />