File for testing view speed

test_view2.jl

function f1(v)
    v1 = deepcopy(v)
    stats = @timed sort!(v1)
    return stats.time*1.0e6
end

function f2(v)
    v1 = deepcopy(v)
    v2 = @views v1[500:1499]
    stats = @timed sort!(v2)
    return stats.time*1.0e6
end

function main(n = 100000)
    v1 = parse.(Float64, split(read(joinpath(@__DIR__, "data.txt"), String)))
    results = Vector{Float64}(undef, n)
    for i in 1:n
        results[i] = f1(v1)
    end
    m1 = minimum(results)

    v2 = Vector{Float64}(undef, 2000)
    v2[500:1499] .= v1

    for i in 1:n
        results[i] = f2(v2)
    end
    m2 = minimum(results)

    return m1, m2
end

println(main())