查看“模块:ListUtils”的源代码

local p = {}

function p.set_to_list(set)
    local res = {}
    local ctr = 1
    for k, v in pairs(set) do
        res[ctr] = k
        ctr = ctr + 1
    end
    return res
end

function p.list_to_set(tb)
    local res = {}
    for i, k in ipairs(tb) do
        res[k] = true
    end
    return res
end

function p.set_add(set, val)
    set[val] = true
end

return p