public static string ToPosition(this CellIndexModel model)
{
var letter = model.Column.ToLetter();
var res = $"{letter}{model.Row}:{letter}";
return(res);
}
public static CellIndexModel Create(int columnIndex, int rowIndex)
{
var model = new CellIndexModel
{
Column = columnIndex,
Row = rowIndex
};
return(model);
}