ZicoresTradingPostNotifier.Helper.ColumnHelper.FindIndex C# (CSharp) Méthode

        private int FindIndex(GridViewColumnCollection columns, String id)
        {
            int index = -1;

            for (int i = 0; i < columns.Count; i++)
            {
                GridViewColumnEx col = columns[i] as GridViewColumnEx;
                if (col != null)
                {
                    if (col.Identifier == id)
                    {
                        return columns.IndexOf(col);
                    }
                }
            }

            return index;
        }