04:05:23 Enable Cell Caching using MemoryGZip method<br />04:05:23 Create new PHPExcel object<br />04:05:23 Set properties<br />04:05:23 Add data<br />04:05:23 Hide 'Phone' and 'fax' columns<br />04:05:23 Set outline levels<br />04:05:23 Freeze panes<br />04:05:23 Rows to repeat at top<br />04:05:24 Write to Excel2007 format<br />04:05:25 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.3509 seconds<br />04:05:25 Current memory usage: 4 MB<br />04:05:25 Peak memory usage: 10 MB<br />04:05:25 Done writing file<br />File has been created in C:\wamp64\www\sviaticos\vendor\phpoffice\phpexcel\Examples<br />