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Gets or sets whether formula cells are treated as value cells when saving the workbook.
When this property is true, formula cells are exported as value cells instead of preserving their formulas.
public bool IgnoreFormulas { get; set; }
Public Property IgnoreFormulas As Boolean
SaveOptions options = new SaveOptions();
options.IgnoreFormulas = true;
bool ignoreFormulas = options.IgnoreFormulas;
workbook.Save("path/to/output.xlsx", options);