Easiest way to make lua script wait/pause/sleep/block for a few seconds?

Question

I cant figure out how to get lua to do any common timing tricks, such as

• sleep - stop all action on thread

• pause/wait - don\'t go on to the

Answer 1

cy = function()
    local T = os.time()
        coroutine.yield(coroutine.resume(coroutine.create(function()
    end)))
    return os.time()-T
end
sleep = function(time)
    if not time or time == 0 then 
        time = cy()
    end
    local t = 0
    repeat
        local T = os.time()
        coroutine.yield(coroutine.resume(coroutine.create(function() end)))
        t = t + (os.time()-T)
    until t >= time
end