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Re: Upcoming changes in Lua 5.4

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Roberto Ierusalimschy <roberto@inf.puc-rio.br>于2018年1月8日周一 下午8:36写道：
vararg functions in critical paths often. Several (most?) vararg functions
have to create tables (or pay the price of 'select') anyway.

Can this one avoid vararg create tables in lua 5.4 ? 

function  print_with_tag(tag)
  return function(...)
    return print(tag, ...)
  end
end

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