01:20:35 Enable Cell Caching using MemoryGZip method<br />01:20:35 Create new PHPExcel object<br />01:20:35 Set properties<br />01:20:35 Add data<br />01:20:35 Hide 'Phone' and 'fax' columns<br />01:20:35 Set outline levels<br />01:20:35 Freeze panes<br />01:20:35 Rows to repeat at top<br />01:20:36 Write to Excel2007 format<br />01:20:38 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.4435 seconds<br />01:20:38 Current memory usage: 14.75 MB<br />01:20:38 Peak memory usage: 17.5 MB<br />01:20:38 Done writing file<br />File has been created in /home/bjgrgao/www/cuaderno/PHPExcel_1/Examples<br />