【入门夯实】换行符之争：\n在不同系统落盘的差异

local f = io.open("drops.txt", "w")
for _, name in ipairs({ "金创药", "祝福油" }) do
    f:write(name .. "\n")
end
f:close()

local function exportDrops(actor)
    actor = getplayerbyname(actor)
    local f = io.open("drops_crlf.txt", "w")
    local names = { "金创药", "祝福油", "裁决之杖" }
    for _, name in ipairs(names) do
        f:write(name .. "\r\n")
    end
    f:close()
    sendmsg(actor, 1, "掉落表已导出 " .. #names .. " 行（CRLF 格式）。")
end

local function readLines(path)
    local f = io.open(path, "r")
    if f == nil then
        return {}
    end
    local content = f:read("*a")
    f:close()
    local lines = {}
    for line in string.gmatch((content:gsub("\r\n", "\n")), "([^\n]+)") do
        lines[#lines + 1] = line
    end
    return lines
end