lean4-htt/tests/lean/run/array2.lean
2017-03-09 18:41:19 -08:00

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Text

#check @array.mk
local infix ` << `:20 := array.push_back
def test1 :=
let v1 := mk_array 3 2,
v2 := v1 << 3 << 4,
v3 := (v2 << 5)^.write' 0 0 in
(v1, v2, v3)
#eval test1
def tst1 (n : nat) :=
let v1 := (mk_array n 1),
v2 := array.map (λ v, v + 1) v1 in
v2^.read' 1
#eval tst1 10