21 Pdf TCPDF

03:19:07 Create new Spreadsheet object
03:19:07 Set document properties
03:19:07 Add some data
03:19:07 Add comments
03:19:07 Add rich-text string
03:19:07 Merge cells
03:19:07 Protect cells
03:19:07 Set cell number formats
03:19:07 Set column widths
03:19:07 Set fonts
03:19:07 Set alignments
03:19:07 Set thin black border outline around column
03:19:07 Set thick brown border outline around Total
03:19:07 Set fills
03:19:07 Set style for header row using alternative method
03:19:07 Unprotect a cell
03:19:07 Add a hyperlink to an external website
03:19:07 Add a hyperlink to another cell on a different worksheet within the workbook
03:19:07 Add a drawing to the worksheet
03:19:07 Add a drawing to the worksheet
03:19:07 Add a drawing to the worksheet
03:19:07 Play around with inserting and removing rows and columns
03:19:07 Set header/footer
03:19:07 Set page orientation and size
03:19:07 Rename first worksheet
03:19:07 Create a second Worksheet object
03:19:07 Add some data
03:19:07 Set the worksheet tab color
03:19:07 Set alignments
03:19:07 Set column widths
03:19:07 Set fonts
03:19:07 Add a drawing to the worksheet
03:19:07 Set page orientation and size
03:19:07 Rename second worksheet
03:19:07 Hide grid lines
03:19:07 Set orientation to landscape
03:19:07 Write to PDF format using PhpOffice\PhpSpreadsheet\Writer\Pdf\Tcpdf

Fatal error: Uncaught Error: Class 'TCPDF' not found in /home/bitrix/ext_www/retender.ru/bitrix/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Writer/Pdf/Tcpdf.php:21 Stack trace: #0 /home/bitrix/ext_www/retender.ru/bitrix/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Writer/Pdf/Tcpdf.php(67): PhpOffice\PhpSpreadsheet\Writer\Pdf\Tcpdf->createExternalWriterInstance('L', 'pt', 'A4') #1 /home/bitrix/ext_www/retender.ru/bitrix/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Helper/Sample.php(128): PhpOffice\PhpSpreadsheet\Writer\Pdf\Tcpdf->save('/tmp/phpspreads...') #2 /home/bitrix/ext_www/retender.ru/export/samples/Pdf/21_Pdf_TCPDF.php(20): PhpOffice\PhpSpreadsheet\Helper\Sample->write(Object(PhpOffice\PhpSpreadsheet\Spreadsheet), '/home/bitrix/ex...', Array) #3 {main} thrown in /home/bitrix/ext_www/retender.ru/bitrix/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Writer/Pdf/Tcpdf.php on line 21