(def into! #(reduce conj! %1 %2))? On Mar 20, 10:32 am, László Török <ltoro...@gmail.com> wrote: > Hi, > > While implementing qsort with clojure for fun, I thought about using > transient vectors to speed up sorting vs the "naive" functional > implementation. > > I need an *into!* version of *into *when joining two sorted subarrays and I > was wondering why there isn't one. > > It seems that (source into) does in fact support a transient collection as > the first argument, however it calls persistent! on the result. > > What was the rationale behind the decision? (Note: I'm not questioning it, > just interested.) > Is there a particular reason why this feature remains undocumented? > > -- > László Török
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