using System;
using System.Collections.Generic;
using System.Text;
using System.Diagnostics;
using Bytescout.XLS;
using Bytescout.XLS.Constants;

namespace HelloWorld
{
class Program
{
static void Main(string[] args)
{
// Create new XLSDocument
XLSDocument document = new XLSDocument();

// Get worksheet by name
Worksheet worksheet = document.WorkBook.Worksheets.Add();

// Number of cell in the first column
int cellRow = 0;

// Apply all line styles
foreach (LineStyle lineStyle in Enum.GetValues(typeof(LineStyle)))
{
// Set current cell
Cell currentCell = worksheet.Cell(cellRow, 0);

// Set border styles
currentCell.RightBorderStyle =lineStyle;
currentCell.LeftBorderStyle = lineStyle;
currentCell.TopBorderStyle = lineStyle;
currentCell.BottomBorderStyle = lineStyle;

// Print style name
currentCell.Value = lineStyle.ToString();

// Choose next row
cellRow += 2;
}

// Save document
document.SaveAs("LineTypes.xls");

// Close document
document.Close();

// open generated XLS document in default program
Process.Start("LineTypes.xls");
}
}
}

Download example source code: bytescoutxls_different_line_type_styles_for_cells.zip (8 KB)