15:51:08 Create new PHPExcel object
15:51:08 Set document properties
15:51:08 Add some data
15:51:08 Rename worksheet
15:51:08 Set cell protection
15:51:08 Set sheet security
15:51:08 Write to Excel2007 format

Fatal error: Uncaught Error: Class 'ZipArchive' not found in /var/www/html/academico/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php:227 Stack trace: #0 /var/www/html/academico/vendor/phpoffice/phpexcel/Examples/12cellProtection.php(92): PHPExcel_Writer_Excel2007->save('/var/www/html/a...') #1 {main} thrown in /var/www/html/academico/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php on line 227