03:58:09 Enable Cell Caching using MemoryGZip method
03:58:09 Create new PHPExcel object
03:58:09 Set properties
03:58:09 Add data
03:58:09 Hide 'Phone' and 'fax' columns
03:58:09 Set outline levels
03:58:09 Freeze panes
03:58:09 Rows to repeat at top
03:58:12 Write to Excel2007 format
03:58:16 File written to 06largescale-with-cellcaching.xlsx
Call time to write Workbook was 3.2086 seconds
03:58:16 Current memory usage: 27.75 MB
03:58:16 Peak memory usage: 30.5 MB
03:58:16 Done writing file
File has been created in /usr/local/apache/htdocs/GonzaloPeñalva/minas/vendor/phpoffice/phpexcel/Examples