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Module:TableTools: Difference between revisions
clone tn rather than returning an altered tn
Enwikipedia>Mr. Stradivarius (add a complement function) |
Enwikipedia>Mr. Stradivarius (clone tn rather than returning an altered tn) |
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Line 211:
error("only one argument passed to 'complement' (minimum is two)", 2)
end
--[[
-- Now we know that we have at least two sets.
-- First, get all the key/value pairs in tn. We can't simply make ret equal to tn,
local ret = select(lim, ...)▼
-- as that will affect the value of tn for the whole module.
checkType('complement', lim, ret, 'table')▼
--]]
local ret = {}
for k, v in pairs(tn) do
ret[k] = v
end
-- Remove all the key/value pairs in t1, t2, ..., tn-1.
for i = 1, lim - 1 do
local t = select(i, ...)
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