Op dinsdag 6 mei 2014 10:43:40 UTC+2 schreef Benjamin R. Haskell: > > `loop` expects a vector of binding forms (with initial values), not just a > vector of names. > > (loop [coll counter] ; means there is one `loop` binding named `coll`, > with the initial value of `counter` > > To fix that problem directly: > > (loop [coll coll ; coll starts with an initial value of its value > outside the loop > counter counter] ; counter starts with an initial value of its > value outside the loop > ;; rest of code here ... > > Then you're left with an extra `let` (which was serving a similar purpose > to `loop` initialization?), and the whole `loop` is possibly superfluous, > because a function can be the target of a `recur`. > > oke, so I could do (loop [ coll coll counter 0] instead of the let ? And what do you mean with superfluous ??
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