IronXL for .NET Versionen

Iron SoftwareTabellenkalkulationssteuerelemente.NET
Version 2026.x (30. Okt. 2026)(2)

Erfahren Sie, was sich in den einzelnen Releases geändert hat – mit Details zu Funktionen, Verbesserungen und behobenen Problemen.

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IronXL for .NET 2026.11.130. Okt. 2026
Funktionen
  • Updated internal dependencies.
Korrekturen
  • Fixed an issue where loading and saving Excel workbooks with cell comments could produce files that other applications rejected due to broken comment references and incorrect shared string counts.
  • Fixed an issue where saving macro-enabled Excel workbooks could discard form control settings, including button-to-macro connections, checkbox states, and drop-down links.
IronXL for .NET 2026.10.512. Okt. 2026
Funktionen
  • Improved performance when importing large DataTables into worksheets, reducing load times for multi-million-cell spreadsheets.
  • Added a .NET 8 build of IronXL compiled against SixLabors.ImageSharp 4.1.3 and SixLabors.Fonts 3.x.
  • Updated internal dependencies.
Korrekturen
  • Fixed an issue where copying certain styled XLSX workbooks could result in a corrupted file and loss of styles.
  • Updated IronSoftware.System.Drawing to 2026.11.3 to resolve CVEs CVE-2026-106110 through CVE-2026-106116 via SixLabors.ImageSharp 4.1.3 on .NET 8+. Earlier .NET frameworks remain unaffected by this fix.
IronXL for .NET 2026.10.130. Sept. 2026
Funktionen
  • Improved performance when importing large DataTables into worksheets, reducing load times for multi-million-cell spreadsheets.
  • Updated internal dependencies.
Korrekturen
  • Fixed an issue where copying certain styled XLSX workbooks could result in a corrupted file and loss of styles.
IronXL for .NET 2026.9.21. Sept. 2026
Funktionen
  • Added low-memory streaming support for reading large XLSX worksheets row by row.
  • Updated internal dependencies.
Korrekturen
  • Fixed culture-specific numeric formatting and unstyled numeric cell handling.
IronXL for .NET 2026.8.131. Juli 2026
Funktionen
  • Updated internal dependencies.
Korrekturen
  • Fixed AutoSizeColumn incorrectly sizing columns containing DateTime values with localized built-in Excel date formats, preventing clipped (####) date displays.
  • Fixed =-prefixed text being parsed as formulas in Text-formatted cells or when prefixed with ', matching Excel behavior.
IronXL for .NET 2026.6.125. Mai 2026
Funktionen
  • Added support for 40+ modern Excel _xlfn.* functions, improving EvaluateAll() compatibility with Microsoft 365 workbooks.
  • Updated internal dependencies.
IronXL for .NET 2026.5.127. Apr. 2026
Funktionen
  • Reduced peak memory usage during XLSX loading by 65-80%, improving reliability for large files in constrained environments.
  • Updated internal dependencies.
IronXL for .NET 2026.3.11. März 2026
Funktionen
  • Updated internal dependencies.
IronXL for .NET 2026.2.117. Feb. 2026
Funktionen
  • Updated internal dependencies.
IronXL for .NET 2026.1.1Hauptversion11. Feb. 2026
Funktionen
  • Updated internal dependencies.