length(list) over list.len.dm

// This run, in coderbus: https://discord.com/channels/484170914754330625/487268744419344384/1398185168891805758

/*
Warning: "shell none" command in the profile file is done by default; the command will be deprecated
Fri Jul 25 08:08:38 2025
World opened on network port 34013.
Welcome BYOND! (5.0 Public Version 516.1661)
normal_list.len got 1249587 iterations in 0.5 seconds!
length(normal list) got 1253465 iterations in 0.5 seconds!
length(contents) got 788957 iterations in 0.5 seconds!
contents list.len got 675388 iterations in 0.5 seconds!
length(txt string) got 1230861 iterations in 0.5 seconds!
The BYOND hub reports that port 34013 is not reachable.
*/

// BENCHMARK CODE - from coderbus https://discord.com/channels/484170914754330625/487268744419344384/1005309051791491193
#define BENCHMARK_RESET iterations = 0; end_time = world.timeofday + duration;
#define BENCHMARK_LOOP BENCHMARK_RESET; while(world.timeofday < end_time)
#define BENCHMARK_MESSAGE(msg) world.log << "[msg] got [iterations] iterations in [seconds] seconds!"; BENCHMARK_RESET
#define SECONDS *10

/atom/movable
    var/list/normal_list = list()
    var/txt = ""

/world
    loop_checks = FALSE

/proc/main(seconds = 0.5)
    var/duration = seconds SECONDS
    var/iterations = 0
    var/end_time = 0

    var/atom/movable/thingy = new()

    for(var/i in 1 to 100)
        if(prob(50))
            new/atom/movable(thingy)
        else
            new/mob(thingy)
        thingy.normal_list += i
        thingy.txt = "[thingy.txt]A"

    BENCHMARK_LOOP
        var/x = thingy.normal_list.len
        var/y = x + 1
        iterations++

    BENCHMARK_MESSAGE("normal_list.len")

    BENCHMARK_LOOP
        var/x = length(thingy.normal_list)
        var/y = x + 1
        iterations++

    BENCHMARK_MESSAGE("length(normal list)")

    BENCHMARK_LOOP
        var/x = length(thingy.contents)
        var/y = x + 1
        iterations++

    BENCHMARK_MESSAGE("length(contents)")

    BENCHMARK_LOOP
        var/x = thingy.contents.len
        var/y = x + 1
        iterations++

    BENCHMARK_MESSAGE("contents list.len")

    BENCHMARK_LOOP
        var/x = length(thingy.txt)
        var/y = x + 1
        iterations++

    BENCHMARK_MESSAGE("length(txt string)")