On Wednesday, 16 January 2013 at 11:46:10 UTC, bearophile wrote: > Nicolas Sicard: > >> writeln(iota(10_000).take(10)); ? > > You have missed the point. What if you have a [iota(10_000), > iota(10_000)]? OK, but is there a simple and general way to tell how to skip elements for ranges other than sorted numeric ones?