Mark mark with time marker
The mark mark is used to define the marked text. You can use the mark mark when you need to highlight text. This tag highlights the keyword (yellow color), highlights it, emphasizes it, and can be applied in search.
time Timestamp is used to define the time (24-hour) or date of the Gregorian calendar, which is optional for time and time zone offsets. The tag is capable of encoding the date and time in a machine-readable manner. The tag does not render any special effects in any browser.
Basic syntax
<mark> highlighted content </mark>
<time>9:00</time> <!--definition Time--
<time datetime= "2017-05-01" pubdate= "pubdate" > Labor </time>
<!-Define Date--
The Pubdate property of the time tag: indicates that the date/time in the tag is the publication date of the document (or the most recent article tag). datetime attribute of the time tag: The specified date/time.
Web Front End Learning HTML5 New page elements