changeset 4439 | 1c8d2c0d02db |
parent 4387 | 06161b0b83f2 |
child 4440 | c60ed6732b34 |
--- a/util/array.lua Wed Dec 07 04:57:51 2011 +0000 +++ b/util/array.lua Wed Dec 07 05:04:55 2011 +0000 @@ -60,6 +60,13 @@ return outa; end +function array_base.pluck(outa, ina, key) + for i=1,#ina do + outa[i] = ina[i][key]; + end + return outa; +end + --- These methods only mutate function array_methods:random() return self[math.random(1,#self)];