Except for
, all the other tags you comment are semantic and were introduced in HTML5. Semantics have no application when it comes to displaying the label, I mean in its visual representation, but it can help different systems to understand the content that is hosted in each block of a web page.
If we use
to dry, we are not indicating to anyone the sense or meaning of the content housed in that tag. No one who is not a human and seeing the context of the content itself would be able to say for sure that this
is an important content, an accessory, if it is a footer or a section browser.
we can indicate that it is an article, maybe one of several items that are represented in a list. For example
is a section of content about something being talked about… and so on.
However, if we use
Examples of systems that can benefit from the use of semantic tags are browsers for the blind, which can inform the user of the meaning that each content makes. But, above all, search engines like Google, for example, benefit a lot from semantic tags when interpreting the content of a page. Asço Google will be able to better know the value of each block and the function it performs within the web.
There is an article already posted that explains the .
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