NanoXLSX Library Documentation
NanoXLSX
NanoXLSX
Worksheet Class
Worksheet Methods
AddAllowedActionOnSheetProtection Method
AddCell Method
AddCellFormula Method
AddCellRange Method
AddCellRangeInternal<T> Method
AddHiddenColumn Method
AddHiddenRow Method
AddNextCell Method
AddNextCellFormula Method
AddSelectedCells Method
CastValue Method
CellsByValue Method
ClearActiveStyle Method
Copy Method
FirstCellByValue Method
FirstOrDefaultCell Method
GetBoundaryDataNumber Method
GetBoundaryNumber Method
GetCell Method
GetColumn Method
GetCurrentColumnNumber Method
GetCurrentRowNumber Method
GetFirstCellAddress Method
GetFirstColumnNumber Method
GetFirstDataCellAddress Method
GetFirstDataColumnNumber Method
GetFirstDataRowNumber Method
GetFirstRowNumber Method
GetLastCellAddress Method
GetLastColumnNumber Method
GetLastDataCellAddress Method
GetLastDataColumnNumber Method
GetLastDataRowNumber Method
GetLastRowNumber Method
GetMaxRow Method
GetMinRow Method
GetRow Method
GetUnusedWorksheetName Method
GoToNextColumn Method
GoToNextRow Method
HasCell Method
InsertColumn Method
InsertRow Method
MergeCells Method
RecalculateAutoFilter Method
RecalculateColumns Method
RemoveAllowedActionOnSheetProtection Method
RemoveAutoFilter Method
RemoveCell Method
RemoveHiddenColumn Method
RemoveHiddenRow Method
RemoveMergedCells Method
RemoveRowHeight Method
RemoveSelectedCells Method
ReplaceCellValue Method
ResetColumn Method
ResetSplit Method
ResolveMergedCells Method
SanitizeWorksheetName Method
SetActiveStyle Method
SetAutoFilter Method
SetColumnDefaultStyle Method
SetColumnHiddenState Method
SetColumnWidth Method
SetCurrentCellAddress Method
SetCurrentColumnNumber Method
SetCurrentRowNumber Method
SetHorizontalSplit Method
SetRowHeight Method
SetRowHiddenState Method
SetSelectedCells Method
SetSheetName Method
SetSheetProtectionPassword Method
SetSplit Method
SetStyle Method
SetVerticalSplit Method
SetZoomFactor Method
WorksheetExists Method
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NanoXLSX

WorksheetGetLastDataColumnNumber Method

Gets the last existing column number with data in the current worksheet (zero-based)

Namespace: NanoXLSX
Assembly: NanoXLSX (in NanoXLSX.dll) Version: 2.6.4+e304ab0274fa680d1e83f83c8f76c3bd5a54caf2
Syntax
C#
Copy
public int GetLastDataColumnNumber()

Return Value

Int32
Zero-based column number. in case of an empty worksheet, -1 will be returned
Remarks
GetLastDataColumnNumber() will ignore formatted (or with the definition of AutoFilter, column width or hidden state) but empty cells after the last column with data. If you want the last defined column, use GetLastColumnNumber instead.
See Also