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#!/usr/local/bin/lua
function average(...)
result = 0
local arg={...} --> arg 为一个表,局部变量
for i,v in ipairs(arg) do
result = result + v
end
print("总共传入 " .. #arg .. " 个数")
return result/#arg
end
print("平均值为",average(10,5,3,4,5,6))
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