在学习lua代码时遇到了这个问题
(loadstring and loadstring or load)((function(t) local l = {} for i = 1, #t, 2 do table.insert(l, { t[i], t[i + 1] }) end table.sort(l, function(t1, t2) return t1[1] < t2[1] end) local a = '' for i = 513, #l do a = a..string.char(l[l[i][2] + 257][2]) end return a end)((loadstring and loadstring or load)("return 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这是什么意思呢