// get the current element of the iteration
public T Current()
{
if (collection.Get(i, j) == null)
{
Next();
}
return(collection.Get(i, j));
}
// get the current element of the iteration
public T Current()
{
if (collection.Get(i, j) == null)
{
switch (IsDone())
{
case false:
Next();
break;
}
return(Current());
}
else
{
return(collection.Get(i, j));
}
}
// get the current element of the iteration
public T Current()
{
return(collection.Get(i, j));
}