Cached formula values are not respected for the AdditionExpression type.
GetResultValueAsString returns "#NAME?".
Here are the steps:
1. Copy some basic content from Excel (two text cells)
2. Paste the content to the Telerik Blazor Spreadsheet component and save the XLSX file
3. Try importing this file with RadSpreadProcessing
Provide the ability to work with images in headers/footers of a worksheet. Note that large images put in headers are visualized as watermarks on printing/exporting to PDF.
Watermark in Excel: https://support.office.com/en-us/article/add-a-watermark-in-excel-a372182a-d733-484e-825c-18ddf3edf009
string inputFileName = "input.xlsx";
if (!File.Exists(inputFileName))
{
throw new FileNotFoundException(String.Format("File {0} was not found!", inputFileName));
}
Telerik.Windows.Documents.Spreadsheet.Model.Workbook workbook;
IWorkbookFormatProvider formatProvider = new Telerik.Windows.Documents.Spreadsheet.FormatProviders.OpenXml.Xlsx.XlsxFormatProvider();
using (Stream input = new FileStream(inputFileName, FileMode.Open))
{
workbook = formatProvider.Import(input, TimeSpan.MaxValue);
}
string outputFilePath = "output.xlsx";
using (Stream output = new FileStream(outputFilePath, FileMode.Create))
{
formatProvider.Export(workbook, output, TimeSpan.MaxValue);
}
Process.Start(new ProcessStartInfo() { FileName = outputFilePath, UseShellExecute = true });
Add support for pivot tables.
at System.ThrowHelper.ThrowArgumentNullException(ExceptionArgument argument) at System.Collections.Generic.Dictionary`2.FindValue(TKey key) at System.Collections.Generic.Dictionary`2.ContainsKey(TKey key) at Telerik.Windows.Documents.Spreadsheet.FormatProviders.OpenXml.Xlsx.Model.Elements.Worksheets.ConditionalFormattingRuleElementX14.OnAfterRead(IXlsxWorksheetImportContext context) in C:\Work\document-processing\Documents\Spreadsheet\FormatProviders\OpenXml\Xlsx\Model\Elements\Worksheets\ConditionalFormatting\x14\ConditionalFormattingRuleElementX14.cs:line 62
When the worksheet contains fraction numbers with fractional parts > 0.5 and < 0.5 and both these numbers have fraction format applied, the number with fractional part < 0.5 will have incorrect whole part.
Incorrect timestamp of a DateTime with custom number format.
Expected:
Actual:
The COUNTA function counts cells containing any type of information, including error values and empty text ("")
https://support.microsoft.com/en-us/office/counta-function-7dc98875-d5c1-46f1-9a82-53f3219e2509