18:26:28 Enable Cell Caching using MemoryGZip method<br />18:26:28 Create new PHPExcel object<br />18:26:28 Set properties<br />18:26:28 Add data<br />18:26:28 Hide 'Phone' and 'fax' columns<br />18:26:28 Set outline levels<br />18:26:28 Freeze panes<br />18:26:28 Rows to repeat at top<br />18:26:29 Write to Excel2007 format<br />18:26:30 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.3529 seconds<br />18:26:30 Current memory usage: 14.5 MB<br />18:26:30 Peak memory usage: 17.25 MB<br />18:26:30 Done writing file<br />File has been created in /home/bjgrgao/www/cuaderno/PHPExcel_1/Examples<br />