1 // CS0633: The argument to the `System.Runtime.CompilerServices.IndexerNameAttribute' attribute must be a valid identifier
4 public class MonthDays
{
5 [System
.Runtime
.CompilerServices
.IndexerName ("buggypo for you")]
6 public int this [int a
] {
12 public static void Main ()
14 int i
= new MonthDays () [1];