日期计算器Date Calculator
计算两个日期之间的天数，或对日期加减天数。Count the days between two dates, or add and subtract days from a date.
可用Available计算与换算Calculators
时间戳转换Unix Timestamp Converter
Unix 时间戳与日期时间互转，支持秒和毫秒。Convert Unix timestamps to dates and back, in seconds or milliseconds.
理念：Idea: 时间看得懂，排查更从容。Readable times, calmer debugging.
解决：Solves: 时间戳和日期互转，不用心算Converts timestamps and dates
适合：For: 看日志、调接口的人Anyone reading logs or APIs
可用Available在浏览器中运行Runs in your browser
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在你的设备上本地处理。这里输入的内容不会上传。Processed locally on your device. Nothing you enter here is uploaded.
使用方法How to use
- 1粘贴一个时间戳，或按「Now」。Paste a timestamp, or press “Now”.
- 2单位会自动判断，需要时可以改。The unit is detected automatically; override it if needed.
- 3也可以选一个日期和时间，得到对应的时间戳。Or pick a date and time to get its timestamp.
说明Good to know
- 自动判断时，13 位及以上当作毫秒，更短的当作秒。Auto-detect treats values with 13 or more digits as milliseconds and shorter values as seconds.
- 本地时间用的是这台设备的时区。Local time uses the time zone of your device.
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在 26 个主要时区间换算时间，自动处理夏令时。Convert a date and time between 26 major time zones, with daylight saving applied.
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字节、KB/MB/GB/TB（十进制）与 KiB/MiB/GiB/TiB（二进制）并排换算。Convert bytes, KB, MB, GB, TB (decimal) and KiB, MiB, GiB, TiB (binary) side by side.
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算折后价、节省金额和实际折扣，也能从现价反推折扣。Find the final price, savings and effective discount, or work backwards from a sale price.
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