List<string> toRemove = dt.Columns.Cast<DataColumn>().Where(c => c.ColumnName.StartsWith("ExtraColumn")).Select(c => c.ColumnName).ToList(); foreach (var col in toRemove) dt.Columns.Remove(col);
Preview:
downloadDownload PNG
downloadDownload JPEG
downloadDownload SVG
Tip: You can change the style, width & colours of the snippet with the inspect tool before clicking Download!
Click to optimize width for Twitter