01:37:58 Create new PHPExcel object
01:37:58 Set document properties
01:37:58 Add some data
01:37:58 Add comments
01:37:58 Add rich-text string
01:37:58 Merge cells
01:37:58 Protect cells
01:37:58 Set cell number formats
01:37:58 Set column widths
01:37:58 Set fonts
01:37:58 Set alignments
01:37:58 Set thin black border outline around column
01:37:58 Set thick brown border outline around Total
01:37:58 Set fills
01:37:58 Set style for header row using alternative method
01:37:58 Unprotect a cell
01:37:58 Add a hyperlink to an external website
01:37:58 Add a hyperlink to another cell on a different worksheet within the workbook
01:37:58 Add a drawing to the worksheet
01:37:58 Add a drawing to the worksheet
01:37:58 Add a drawing to the worksheet
01:37:58 Play around with inserting and removing rows and columns
01:37:58 Set header/footer
01:37:58 Set page orientation and size
01:37:58 Rename first worksheet
01:37:58 Create a second Worksheet object
01:37:58 Add some data
01:37:58 Set the worksheet tab color
01:37:58 Set alignments
01:37:58 Set column widths
01:37:58 Set fonts
01:37:58 Add a drawing to the worksheet
01:37:58 Set page orientation and size
01:37:58 Rename second worksheet
01:37:58 Write to CSV format
Fatal error: Uncaught Error: Call to undefined function mb_strtolower() in /var/www/html/psyserve.psyventures.com/vendor/phpoffice/phpexcel/Classes/PHPExcel/Style/NumberFormat.php:448
Stack trace:
#0 [internal function]: PHPExcel_Style_NumberFormat::setLowercaseCallback(Array)
#1 /var/www/html/psyserve.psyventures.com/vendor/phpoffice/phpexcel/Classes/PHPExcel/Style/NumberFormat.php(464): preg_replace_callback('/(?:^|")([^"]*)...', Array, 'd-mmm-yy')
#2 /var/www/html/psyserve.psyventures.com/vendor/phpoffice/phpexcel/Classes/PHPExcel/Style/NumberFormat.php(647): PHPExcel_Style_NumberFormat::formatAsDate(45849, 'd-mmm-yy')
#3 /var/www/html/psyserve.psyventures.com/vendor/phpoffice/phpexcel/Classes/PHPExcel/Worksheet.php(2502): PHPExcel_Style_NumberFormat::toFormattedString(45849, 'd-mmm-yy')
#4 /var/www/html/psyserve.psyventures.com/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/CSV.php(142): PHPExcel_Worksheet->rangeToArray('A1:E1', '', true)
#5 /var/www/html/psyserve.psyventures.com/vendor/phpoffice/phpexcel/Examples/ in /var/www/html/psyserve.psyventures.com/vendor/phpoffice/phpexcel/Classes/PHPExcel/Style/NumberFormat.php on line 448