Small lua code to read file using for with iterator

readiter.lua

readiter = function(h, size)
	return function()
		return h:read(size) 
		end;
end;
--[[
	Using: for var in readiter(fileh, size) do your_code end
	size -- one of supported formats to file:read()
	file -- vaule getted using io.open(filename, 'r') -- read mode required!
]]--