【入门夯实】表的调试打印：递归展开嵌套结构

local cfg = { drop = { "祖玛头像", "裁决之杖" }, rate = 50 }
print(cfg)

local function dump(t, indent)
    indent = indent or ""
    for k, v in pairs(t) do
        if type(v) == "table" then
            print(indent .. k .. " = {")
            dump(v, indent .. "  ")
            print(indent .. "}")
        else
            print(indent .. k .. " = " .. tostring(v))
        end
    end
end
local cfg = { drop = { "祖玛头像", "裁决之杖" }, rate = 50 }
dump(cfg)

local function dumpSafe(t, indent, seen)
    seen = seen or {}
    if seen[t] then
        print(indent .. "(循环引用)")
        return
    end
    seen[t] = true
    for k, v in pairs(t) do
        if type(v) == "table" then
            print(indent .. tostring(k) .. " = {")
            dumpSafe(v, indent .. "  ", seen)
            print(indent .. "}")
        else
            print(indent .. tostring(k) .. " = " .. tostring(v))
        end
    end
end