Typewriter animation

local nextUpdate = 0
local text = "I want you to know that"
local itera = 0

addEventHandler("onClientRender", root, function ()
    local timeNow = getTickCount()
    if timeNow > nextUpdate then
        nextUpdate = timeNow + 1000/10
        --outputChatBox(itera)
        if itera < #text then
            itera = itera + 1
        elseif itera == #text then
            itera = 1
        end
    end
    dxDrawText(text:sub(1, itera), (sX - 467) / 2, (sY - 77) / 2, ((sX - 467) / 2) + 467, ( (sY - 77) / 2) + 77, tocolor(255, 255, 255, 255), 2.00, "default", "left", "top", false, false, false, false, false)
end)