⏳ 距离某天还有几天Days Until Calculator
算出从今天（或指定日期）到目标日期还有多少天，并换算成几周几天、几个月几天、工作日（周一至周五）和周末天数；目标已过去时显示已经过去多少天。Count the days from today (or a date you choose) to a target date, as weeks and days, months and days, weekdays (Monday–Friday) and weekend days — or how long ago it was if the date has passed.
使用说明与常见问题How-to & FAQ
「距离某天还有几天」是什么？What is the Days Until Calculator tool?
算出从今天（或指定日期）到目标日期还有多少天，并换算成几周几天、几个月几天、工作日（周一至周五）和周末天数；目标已过去时显示已经过去多少天。Count the days from today (or a date you choose) to a target date, as weeks and days, months and days, weekdays (Monday–Friday) and weekend days — or how long ago it was if the date has passed.
如何使用「距离某天还有几天」？How do I use the Days Until Calculator tool?
在「距离某天还有几天」中，填写「目标日期」、「起始日期（空白 = 今天）」等参数，结果会随输入实时计算并显示在下方。In the Days Until Calculator: Fill in "Target date", "Start date (blank = today)"; results are recalculated instantly as you type.
天数怎么算？How are the days counted?
按日历日计算，不含起始日、含目标日，所以明天显示「还有 1 天」。几个月几天按日历月逐月推进，月底日期会取当月最后一天。Calendar days, excluding the start date and including the target, so tomorrow shows 1 day to go. Months and days step through calendar months, using the last day of shorter months.
工作日包括节假日吗？Do weekdays skip holidays?
不扣除。这里的工作日只是周一至周五的天数；如需扣除节假日，请用本站的工作日计算器。No — weekdays here are simply Monday to Friday. Use the business days calculator on this site to skip holidays.
时区如何处理？How are time zones handled?
「距离某天还有几天」按日历日期计算，只有“今天”取自你设备的本地日期；计算不涉及钟点，所以时区和夏令时不影响结果。The Days Until Calculator works with calendar dates; only "today" comes from your device's local date. No clock times are involved, so time zones and daylight saving time do not affect the result.
「距离某天还有几天」免费吗？需要注册吗？Is the Days Until Calculator free? Do I need an account?
「距离某天还有几天」完全免费，无需注册或安装，打开网页即可使用，手机和电脑都能用；输入的内容只在你的浏览器本地处理。The Days Until Calculator is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.