cocos lua 汉字字符

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--汉字算两个字符，其他算一个

local function CountSign(text)
	local count = 0

 	for uchar in string.gmatch(text, "([%z\1-\127\194-\244][\128-\191]*)") do 
	    if #uchar ~= 1 then
	    	count = count +2
	    else
	      count = count +1
	    end
    end 
    return count
end