Here’s a simple code snippet that demonstrates how to retreive all the column names from a SqlDataReader object in C#.
How to get the Names of all the columns from a SqlDataReader object in C# ?
public static List<string> GetColumnNames(SqlDataReader dataReader)
{
List<string> columnNames = new List<string>();
for (int i = 0; i < dataReader.FieldCount; i++)
{
columnNames.Add(dataReader.GetName(i));
}
return columnNames;
}