16:41:21 Create new PHPExcel object
16:41:21 Set document properties
16:41:21 Add some data
16:41:21 Add comments
16:41:21 Add rich-text string
16:41:21 Merge cells
16:41:21 Protect cells
16:41:21 Set cell number formats
16:41:21 Set column widths
16:41:21 Set fonts
16:41:21 Set alignments
16:41:21 Set thin black border outline around column
16:41:21 Set thick brown border outline around Total
16:41:21 Set fills
16:41:21 Set style for header row using alternative method
16:41:21 Unprotect a cell
16:41:21 Add a hyperlink to an external website
16:41:21 Add a hyperlink to another cell on a different worksheet within the workbook
16:41:21 Add a drawing to the worksheet
16:41:21 Add a drawing to the worksheet
16:41:21 Add a drawing to the worksheet
16:41:21 Play around with inserting and removing rows and columns
16:41:21 Set header/footer
16:41:21 Set page orientation and size
16:41:21 Rename first worksheet
16:41:21 Create a second Worksheet object
16:41:21 Add some data
16:41:21 Set the worksheet tab color
16:41:21 Set alignments
16:41:21 Set column widths
16:41:21 Set fonts
16:41:21 Add a drawing to the worksheet
16:41:21 Set page orientation and size
16:41:21 Rename second worksheet
16:41:21 Write to CSV format
Fatal error: Uncaught Error: Call to undefined function mb_strtolower() in /home/audiomeets/public_html/invoice.audiomeets.com/vendor/turbo124/phpexcel/Classes/PHPExcel/Style/NumberFormat.php:448
Stack trace:
#0 [internal function]: PHPExcel_Style_NumberFormat::setLowercaseCallback(Array)
#1 /home/audiomeets/public_html/invoice.audiomeets.com/vendor/turbo124/phpexcel/Classes/PHPExcel/Style/NumberFormat.php(464): preg_replace_callback('/(?:^|")([^"]*)...', Array, 'd-mmm-yy')
#2 /home/audiomeets/public_html/invoice.audiomeets.com/vendor/turbo124/phpexcel/Classes/PHPExcel/Style/NumberFormat.php(647): PHPExcel_Style_NumberFormat::formatAsDate(45936, 'd-mmm-yy')
#3 /home/audiomeets/public_html/invoice.audiomeets.com/vendor/turbo124/phpexcel/Classes/PHPExcel/Worksheet.php(2502): PHPExcel_Style_NumberFormat::toFormattedString(45936, 'd-mmm-yy')
#4 /home/audiomeets/public_html/invoice.audiomeets.com/vendor/turbo124/phpexcel/Classes/PHPExcel/Writer/CSV.php(142): PHPExcel_Worksheet->rangeToArray('A1:E1', '', true)
#5 /home/audiomee in /home/audiomeets/public_html/invoice.audiomeets.com/vendor/turbo124/phpexcel/Classes/PHPExcel/Style/NumberFormat.php on line 448