Find duplicate value in excel using c# with epplus library ?

Find duplicate value in excel using c#:




in this post  I want to check whether there are any duplicate values present in an excel file using c# code. Is there any code snippet which can help me find duplicate values using c# ? this is possible by the given code  try it .


public static bool HasDuplicates(string path)
{
List<object> allObjects = new List<object>();

using (ExcelPackage excel = new 
         ExcelPackage(new FileInfo(path)))
    {
  
 foreach (var sheet in excel.Workbook.
      Worksheets)
        {
     // Go through all cells
     foreach (var cell in sheet.Cells)
       {
         // Ignore null cells
         if(cell.Value != null)
                {
   if (allObjects.Contains(cell.Value))
          return true;
   allObjects.Add(cell.Value);
                }
            }
        }
        return false;
    }
}

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