Module:Day

模块文档  

local getArgs = require('Module:Arguments').getArgs

local p = {}

function p.main(frame)
    return p._main(getArgs(frame))
end

function p._main(args)
    local now = os.date("*t")
    local Yy = tonumber(args[1]) or now.year
    local Mm = tonumber(args[2]) or now.month
    local Dd = tonumber(args[3]) or now.day
    local t1mo = {31, (Yy % 400 == 0 or (Yy % 4 == 0 and Yy % 100 ~= 0)) and 29 or 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}
    if Yy < 0 or Dd < 1 or not t1mo[Mm] or Dd > t1mo[Mm] then
        return "<strong class=\"error\">错误：无效日期。</strong>"
    end
    --unbengable
    return os.date("*t", os.time({year=Yy, month=Mm, day=Dd})).yday
end

return p