On Sunday, 25 August 2019 at 19:03:10 UTC, JN wrote: > I think normal lambdas are better than these string ones: > > foo.byPair.array.sort!((a, b) => a[0] < b[0]).map!(a => > a[1]).writeln; You can also use names instead of numeric indices: foo.byPair.array.sort!((a, b) => a.key < b.key).map!(a => a.value);