Philippe Sigaud: > alias Curry!take ctake; > > auto target = [[0,1,2,...], [...], ]; > auto first100s = map!(ctake(100))(target); The first argument of std.range.take is the range, this is handy for chaining with UFCS. I think currently curry!take doesn't work because take is not a function (but maybe this is fixable). Bye, bearophile