【入门夯实】编号串号：前导零在tonumber后消失

local function findStallBad(stallNo)
    local key = tonumber(stallNo)
    return stallTable[key]
end
findStallBad("010")
findStallBad("10")

local stallTable = { ["010"] = "裁决之杖", ["10"] = "祝福油" }
local function findStall(actor, stallNo)
    actor = getplayerbyname(actor)
    local owner = stallTable[stallNo]
    if owner == nil then
        sendmsg(actor, 1, "摊位 " .. stallNo .. " 不存在。")
        return
    end
    sendmsg(actor, 1, "摊位[" .. stallNo .. "] 寄售：" .. owner)
end

local function makeOrderNo(seq)
    return "SO" .. string.format("%03d", seq)
end