HTML <time> datetime 属性
实例
具有机器可读日期时间属性的 time 元素:
<p>I have a date on <time datetime="2017-02-14">Valentines day</time>.</p>
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定义和用法
datetime 属性规定日期或时间。在 time 元素的内容中未指定日期或时间时，使用该属性。
有效日期时间值的示例:
Dates:
<time datetime="1914"> <!-- means the year 1914 -->
<time datetime="1914-12"> <!-- means December 1914 -->
<time datetime="1914-12-20"> <!-- means 20 December 1914 -->
<time datetime="12-20"> <!-- means 20 December any year -->
<time datetime="1914-W15"> <!-- means week 15 of year 1914 -->
Date and Times:
<time datetime="1914-12-20T08:00"> <!-- means 20 December 1914 at 8am -->
<time datetime="1914-12-20 08:00"> <!-- also means 20 December 1914 at 8am -->
<time datetime="1914-12-20 08:30:45"> <!-- with minutes and seconds -->
<time datetime="1914-12-20 08:30:45.687"> <!-- with minutes, seconds, and milliseconds -->
Times:
<time datetime="08:00"> <!-- means 8am -->
<time datetime="08:00-03:00"> <!-- means 8am in Rio de Janeiro (UTC-3 hours) -->
<time datetime="08:00+03:00"> <!-- means 8am in Madagascar (UTC+3 hours) -->
Durations:
<time datetime="P2D"> <!-- means a duration of 2 days -->
<time datetime="PT15H10M"> <!-- means a duration of 15 hours and 10 minutes -->
<time datetime="1914"> <!-- means the year 1914 -->
<time datetime="1914-12"> <!-- means December 1914 -->
<time datetime="1914-12-20"> <!-- means 20 December 1914 -->
<time datetime="12-20"> <!-- means 20 December any year -->
<time datetime="1914-W15"> <!-- means week 15 of year 1914 -->
Date and Times:
<time datetime="1914-12-20T08:00"> <!-- means 20 December 1914 at 8am -->
<time datetime="1914-12-20 08:00"> <!-- also means 20 December 1914 at 8am -->
<time datetime="1914-12-20 08:30:45"> <!-- with minutes and seconds -->
<time datetime="1914-12-20 08:30:45.687"> <!-- with minutes, seconds, and milliseconds -->
Times:
<time datetime="08:00"> <!-- means 8am -->
<time datetime="08:00-03:00"> <!-- means 8am in Rio de Janeiro (UTC-3 hours) -->
<time datetime="08:00+03:00"> <!-- means 8am in Madagascar (UTC+3 hours) -->
Durations:
<time datetime="P2D"> <!-- means a duration of 2 days -->
<time datetime="PT15H10M"> <!-- means a duration of 15 hours and 10 minutes -->
浏览器支持
| 属性 | |||||
|---|---|---|---|---|---|
| datetime | 62.0 | 18.0 | 22.0 | 7.0 | 49.0 |
语法
<time datetime="YYYY-MM-DDThh:mm:ssTZD">
属性值
| 值 | 描述 | |
|---|---|---|
| YYYY-MM-DDThh:mm:ssTZD or PTDHMS |
YYYY-MM-DDThh:mm:ssTZD | 日期或时间。下面解释了其中的成分：
|
