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Gets or sets whether numeric values are rounded to 15 significant digits when they are retrieved.
Use this property to determine whether the workbook applies automatic rounding when reading numeric cell values.
public bool AutoRoundValue { get; set; }
Public Property AutoRoundValue As Boolean
worksheet.Range["A1"].Value = 1.2345678901234567d;
workbook.AutoRoundValue = true;
bool autoRoundValue = workbook.AutoRoundValue;
object value = worksheet.Range["A1"].Value;