... Worksheet');$worksheet->write(1, 0, 'VAT:');$worksheet->write(1, 1, ".16", $tax);$worksheet->write (2, 1, 'Price');$worksheet->write (2, 2, " ;With Tax");$worksheet->freezePanes(array(3));for ... Spreadsheet_Excel_Writer::rowcolToCell($i, 1); $worksheet->writeFormula($i, 2, "=($cell*B2)+$cell", $price);}$worksheet->writeFormula(1 02, 1, "=SUM(B4:B1 02, C4:C1 02) ", $price);$workbook->close(); This ... $workbook->addFormat();$format->setNumFormat('[Blue]$0.00;[Red]($0.00)');$worksheet->write (2, 1, " ;-4 20 1", $format);$worksheet->write (2, 2, " 420 1", $format);You can also specify the format for...