HTML5 syntax is compatible with both HTML4 and XHTML1. Want to close empty elements with a slash? Go for it. Rather not? Then don't. Want to uselower case? Upper case? Take your pick. In other words, you really don't have to change the way you handle these things.
Learn HTML 5 (PDF)
How to enable Live Activities on iPhone and CarPlay
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Live Activities put the most important real-time information from apps in a
place where it's easy to keep an eye on.
24 minutes ago
