local SysTime = SysTime
local pairs = pairs
local ipairs = ipairs

local function pt(i)
    return i
end

local t = {}
for i = 1, 1e5 do
    t[i] = i
end

local start = SysTime()

for i = 1, 10000 do
    for i = 1, 1e5 do
        pt(t[i])
    end
end

print("numeric-for", SysTime() - start)

local start = SysTime()

for i = 1, 10000 do
    for k, v in pairs(t) do
        pt(v)
    end
end

print("pairs", SysTime() - start)

local start = SysTime()

for i = 1, 10000 do
    for k, v in ipairs(t) do
        pt(v)
    end
end

print("ipairs", SysTime() - start)