Solve the datarow code?

Question

Below code raise error

DataRow[] dr = dt.Select("" + ColumnName + "='" + strLetter + "'" + " order by asc");

error is

Missing operand after 'order' operator.

Answer 1

There is no column name to sort, you need to pass column name which you need to sort

DataRow[] dr = dt.Select("" + ColumnName + "='" + strLetter + "'" + " order by " + ColumnName + " asc");