scan(ZZ,Function) -- apply a function to 0 .. n-1

Synopsis

scan(n,f) -- applies the function f to each integer in the range 0 .. n-1 discarding the results.

This is equivalent to scan(0 .. n-1, f).

i1 : scan(3,print)
0
1
2

i2 : v = {a,b,c}

o2 = {a, b, c}

o2 : List

i3 : scan(#v, i -> print(i,v#i))
(0, a)
(1, b)
(2, c)