local m = setElementData(root, "hello", "world")
local getElementData = getElementData
local function test1()
    local h1, h2, h3 = debug.gethook()
    debug.sethook()
    local t1 = getTickCount()
    local n
    for i = 1, 1000000 do
        n = getElementData(root, "hello")
    end
    local t2 = getTickCount()
    debug.sethook( _, h1, h2, h3 )
    return t2 - t1
end

print(test1())