julia> import Pkg; Pkg.add("Chairmarks")

julia> using Chairmarks

julia> @b rand(1000) # How long does it take to generate a random array of length 1000?
720.214 ns (3 allocs: 7.875 KiB)

julia> @b rand(1000) hash # How long does it take to hash that array?
1.689 μs

julia> @b rand(1000) _.*5 # How long does it take to multiply it by 5 element wise?
172.970 ns (3 allocs: 7.875 KiB)