H1 H2 H3 is an acronym for Hypertext Markup Language. It is a markup language that helps webmasters to create a structure for their website.
It allows them to specify the location of various elements on the page, and also provides instructions on how to display the content of those elements.
H1, H2, and H3 are all tags that can be used in a blog post. A tag is a keyword or phrase that is placed inside square brackets ([ ]) in order to identify it as an element of a document. The most commonly used tags in blogging are