protected void btnApplyRangeBorderStyles_Click(object sender, EventArgs e)
{
// ExStart:ApplyRangeBorderStyles
// Accessing the reference of the worksheet that is currently active
GridWorksheet sheet = GridWeb1.WorkSheets[GridWeb1.ActiveSheetIndex];
sheet.Cells.Clear();
// Creating an instance of WebBorderStyle
WebBorderStyle bstyle = new WebBorderStyle();
// Setting the border style, width and color
bstyle.BorderStyle = BorderStyle.Double;
bstyle.BorderWidth = new Unit(3, UnitType.Pixel);
bstyle.BorderColor = Color.Blue;
// Applying the instance of WebBorderStyle on a specified range of cells
sheet.Cells.SetBorders(1, 1, 5, 4, SetBorderPosition.Cross, bstyle);
// ExEnd:ApplyRangeBorderStyles
}