13:38:54 Enable Cell Caching using MemoryGZip method<br />13:38:54 Create new PHPExcel object<br />13:38:54 Set properties<br />13:38:54 Add data<br />13:38:54 Hide 'Phone' and 'fax' columns<br />13:38:54 Set outline levels<br />13:38:54 Freeze panes<br />13:38:54 Rows to repeat at top<br />13:38:56 Write to Excel2007 format<br />13:38:58 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.8415 seconds<br />13:38:58 Current memory usage: 20 MB<br />13:38:58 Peak memory usage: 26 MB<br />13:38:58 Done writing file<br />File has been created in /var/www/erp/PHPExcel-1.8/Examples<br />