/// <summary>
/// 单元格区域 填充颜色
/// </summary>
/// <param name="cell"></param>
/// <param name="rgb"></param>
public static void FillColor(this ISheet sheet, int beginRow, int beginCol, int endRow, int endCol, string rgb)
{
IWorkbook workBook = sheet.Workbook;
for (var rowIndex = beginRow; rowIndex <= endRow; rowIndex++)
{
IRow row = sheet.GetRow(rowIndex);
for (var colIndex = beginCol; colIndex <= endCol; colIndex++)
{
ICell cell = row.GetCell(colIndex);
cell.FillColor(rgb);
}
}
}
